Base | Representation |
---|---|
bin | 1011011110000001… |
… | …11110001110101001 |
3 | 120220010102001200021 |
4 | 11233000332032221 |
5 | 100102304240121 |
6 | 2455000240441 |
7 | 305405554051 |
oct | 55700761651 |
9 | 16803361607 |
10 | 6157493161 |
11 | 267a820826 |
12 | 123a170121 |
13 | 7718bc4a1 |
14 | 425ac8561 |
15 | 260897641 |
hex | 16f03e3a9 |
6157493161 has 8 divisors (see below), whose sum is σ = 6310076864. Its totient is φ = 6006694320.
The previous prime is 6157493159. The next prime is 6157493207. The reversal of 6157493161 is 1613947516.
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 6157493161 - 21 = 6157493159 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (6157493131) 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, 439230 + ... + 453031.
It is an arithmetic number, because the mean of its divisors is an integer number (788759608).
Almost surely, 26157493161 is an apocalyptic number.
6157493161 is the 45305-th hex number.
It is an amenable number.
6157493161 is a deficient number, since it is larger than the sum of its proper divisors (152583703).
6157493161 is a wasteful number, since it uses less digits than its factorization.
6157493161 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 892431.
The product of its digits is 136080, while the sum is 43.
The square root of 6157493161 is about 78469.6958130972. The cubic root of 6157493161 is about 1832.8825901885.
The spelling of 6157493161 in words is "six billion, one hundred fifty-seven million, four hundred ninety-three thousand, one hundred sixty-one".
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