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12415013300 = 22521731376367
BaseRepresentation
bin10111000111111111…
…00001000110110100
31012001020001000120102
423203333201012310
5200411220411200
65411532453232
7616440605024
oct134377410664
935036030512
1012415013300
1152a0a51278
1224a591a218
13122b131821
1485abada84
154c9dec6d5
hex2e3fe11b4

12415013300 has 144 divisors (see below), whose sum is σ = 30246064128. Its totient is φ = 4400179200.

The previous prime is 12415013291. The next prime is 12415013311. The reversal of 12415013300 is 331051421.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1946717 + ... + 1953083.

It is an arithmetic number, because the mean of its divisors is an integer number (210042112).

Almost surely, 212415013300 is an apocalyptic number.

12415013300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12415013300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15123032064).

12415013300 is an abundant number, since it is smaller than the sum of its proper divisors (17831050828).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12415013300 is a wasteful number, since it uses less digits than its factorization.

12415013300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6466 (or 6459 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 20.

Adding to 12415013300 its reverse (331051421), we get a palindrome (12746064721).

The spelling of 12415013300 in words is "twelve billion, four hundred fifteen million, thirteen thousand, three hundred".

Divisors: 1 2 4 5 10 17 20 25 31 34 37 50 62 68 74 85 100 124 148 155 170 185 310 340 370 425 527 620 629 740 775 850 925 1054 1147 1258 1550 1700 1850 2108 2294 2516 2635 3100 3145 3700 4588 5270 5735 6290 6367 10540 11470 12580 12734 13175 15725 19499 22940 25468 26350 28675 31450 31835 38998 52700 57350 62900 63670 77996 97495 108239 114700 127340 159175 194990 197377 216478 235579 318350 389980 394754 432956 471158 487475 541195 636700 789508 942316 974950 986885 1082390 1177895 1949900 1973770 2164780 2355790 2705975 3355409 3947540 4004843 4711580 4934425 5411950 5889475 6710818 7302949 8009686 9868850 10823900 11778950 13421636 14605898 16019372 16777045 19737700 20024215 23557900 29211796 33554090 36514745 40048430 67108180 73029490 80096860 83885225 100121075 124150133 146058980 167770450 182573725 200242150 248300266 335540900 365147450 400484300 496600532 620750665 730294900 1241501330 2483002660 3103753325 6207506650 12415013300