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12425700 = 2235276197
BaseRepresentation
bin101111011001…
…100111100100
3212101021212010
4233121213210
511140110300
61122154220
7210421350
oct57314744
925337763
1012425700
117017681
1241b2970
1327609b1
141916460
151156a50
hexbd99e4

12425700 has 144 divisors (see below), whose sum is σ = 42191744. Its totient is φ = 2764800.

The previous prime is 12425689. The next prime is 12425701. The reversal of 12425700 is 752421.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (12425701) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 128052 + ... + 128148.

Almost surely, 212425700 is an apocalyptic number.

12425700 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 12425700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21095872).

12425700 is an abundant number, since it is smaller than the sum of its proper divisors (29766044).

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

12425700 is a wasteful number, since it uses less digits than its factorization.

12425700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182 (or 175 counting only the distinct ones).

The product of its (nonzero) digits is 560, while the sum is 21.

The square root of 12425700 is about 3525.0106382818. The cubic root of 12425700 is about 231.6187008563.

The spelling of 12425700 in words is "twelve million, four hundred twenty-five thousand, seven hundred".

Divisors: 1 2 3 4 5 6 7 10 12 14 15 20 21 25 28 30 35 42 50 60 61 70 75 84 97 100 105 122 140 150 175 183 194 210 244 291 300 305 350 366 388 420 427 485 525 582 610 679 700 732 854 915 970 1050 1164 1220 1281 1358 1455 1525 1708 1830 1940 2037 2100 2135 2425 2562 2716 2910 3050 3395 3660 4074 4270 4575 4850 5124 5820 5917 6100 6405 6790 7275 8148 8540 9150 9700 10185 10675 11834 12810 13580 14550 16975 17751 18300 20370 21350 23668 25620 29100 29585 32025 33950 35502 40740 41419 42700 50925 59170 64050 67900 71004 82838 88755 101850 118340 124257 128100 147925 165676 177510 203700 207095 248514 295850 355020 414190 443775 497028 591700 621285 828380 887550 1035475 1242570 1775100 2070950 2485140 3106425 4141900 6212850 12425700