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125930560 = 2657173307
BaseRepresentation
bin1111000000110…
…00110001000000
322202221221020211
413200120301000
5224214234220
620255043504
73056251330
oct740306100
9282857224
10125930560
11650a2548
1236210594
1320122432
1412a210c0
15b0c7b5a
hex7818c40

125930560 has 112 divisors (see below), whose sum is σ = 362980224. Its totient is φ = 40624128.

The previous prime is 125930549. The next prime is 125930561. The reversal of 125930560 is 65039521.

It is a tau number, because it is divible by the number of its divisors (112).

It is not an unprimeable number, because it can be changed into a prime (125930561) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36427 + ... + 39733.

Almost surely, 2125930560 is an apocalyptic number.

125930560 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 125930560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (181490112).

125930560 is an abundant number, since it is smaller than the sum of its proper divisors (237049664).

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

125930560 is a wasteful number, since it uses less digits than its factorization.

125930560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3348 (or 3338 counting only the distinct ones).

The product of its (nonzero) digits is 8100, while the sum is 31.

The square root of 125930560 is about 11221.8786306037. The cubic root of 125930560 is about 501.2376804330.

The spelling of 125930560 in words is "one hundred twenty-five million, nine hundred thirty thousand, five hundred sixty".

Divisors: 1 2 4 5 7 8 10 14 16 17 20 28 32 34 35 40 56 64 68 70 80 85 112 119 136 140 160 170 224 238 272 280 320 340 448 476 544 560 595 680 952 1088 1120 1190 1360 1904 2240 2380 2720 3307 3808 4760 5440 6614 7616 9520 13228 16535 19040 23149 26456 33070 38080 46298 52912 56219 66140 92596 105824 112438 115745 132280 185192 211648 224876 231490 264560 281095 370384 393533 449752 462980 529120 562190 740768 787066 899504 925960 1058240 1124380 1481536 1574132 1799008 1851920 1967665 2248760 3148264 3598016 3703840 3935330 4497520 6296528 7407680 7870660 8995040 12593056 15741320 17990080 25186112 31482640 62965280 125930560