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13125613060 = 2257194934441
BaseRepresentation
bin11000011100101100…
…01111011000000100
31020212202011020012001
430032112033120010
5203340124104220
610010235235044
7643156604320
oct141626173004
936782136161
1013125613060
1156260803aa
1226638a8a84
131312412761
148c7306980
1551c4b580a
hex30e58f604

13125613060 has 48 divisors (see below), whose sum is σ = 33159450240. Its totient is φ = 4263356160.

The previous prime is 13125613057. The next prime is 13125613093. The reversal of 13125613060 is 6031652131.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2464561 + ... + 2469880.

It is an arithmetic number, because the mean of its divisors is an integer number (690821880).

Almost surely, 213125613060 is an apocalyptic number.

13125613060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13125613060 is an abundant number, since it is smaller than the sum of its proper divisors (20033837180).

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

13125613060 is a wasteful number, since it uses less digits than its factorization.

13125613060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4934476 (or 4934474 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 28.

The spelling of 13125613060 in words is "thirteen billion, one hundred twenty-five million, six hundred thirteen thousand, sixty".

Divisors: 1 2 4 5 7 10 14 19 20 28 35 38 70 76 95 133 140 190 266 380 532 665 1330 2660 4934441 9868882 19737764 24672205 34541087 49344410 69082174 93754379 98688820 138164348 172705435 187508758 345410870 375017516 468771895 656280653 690821740 937543790 1312561306 1875087580 2625122612 3281403265 6562806530 13125613060