Base | Representation |
---|---|
bin | 100001100110011100… |
… | …1101011111010001011 |
3 | 20220020202102001112212 |
4 | 1003030321223322023 |
5 | 2140234212311414 |
6 | 53052030055335 |
7 | 5133056443133 |
oct | 1031471537213 |
9 | 226222361485 |
10 | 72157150859 |
11 | 28668915482 |
12 | 11b9934a54b |
13 | 6a5c325691 |
14 | 36c72dbac3 |
15 | 1d24bb683e |
hex | 10cce6be8b |
72157150859 has 8 divisors (see below), whose sum is σ = 72632138640. Its totient is φ = 71682358176.
The previous prime is 72157150847. The next prime is 72157150883. The reversal of 72157150859 is 95805175127.
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 72157150859 - 216 = 72157085323 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (72157050859) 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, 734552 + ... + 826970.
It is an arithmetic number, because the mean of its divisors is an integer number (9079017330).
Almost surely, 272157150859 is an apocalyptic number.
72157150859 is a deficient number, since it is larger than the sum of its proper divisors (474987781).
72157150859 is a wasteful number, since it uses less digits than its factorization.
72157150859 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 97549.
The product of its (nonzero) digits is 882000, while the sum is 50.
The spelling of 72157150859 in words is "seventy-two billion, one hundred fifty-seven million, one hundred fifty thousand, eight hundred fifty-nine".
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