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103791129137 = 2919917984947
BaseRepresentation
bin110000010101001101…
…1101111001000110001
3100220220101022122201222
41200222123233020301
53200031012113022
6115403032034425
710333020020063
oct1405233571061
9326811278658
10103791129137
1140021428583
1218147532a15
139a3108c217
145048763733
152a76ea2242
hex182a6ef231

103791129137 has 8 divisors (see below), whose sum is σ = 107909688000. Its totient is φ = 99708540624.

The previous prime is 103791129083. The next prime is 103791129139. The reversal of 103791129137 is 731921197301.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 103791129137 - 210 = 103791128113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (103791129139) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8986703 + ... + 8998244.

It is an arithmetic number, because the mean of its divisors is an integer number (13488711000).

Almost surely, 2103791129137 is an apocalyptic number.

It is an amenable number.

103791129137 is a deficient number, since it is larger than the sum of its proper divisors (4118558863).

103791129137 is a wasteful number, since it uses less digits than its factorization.

103791129137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17985175.

The product of its (nonzero) digits is 71442, while the sum is 44.

The spelling of 103791129137 in words is "one hundred three billion, seven hundred ninety-one million, one hundred twenty-nine thousand, one hundred thirty-seven".

Divisors: 1 29 199 5771 17984947 521563463 3579004453 103791129137