Base | Representation |
---|---|
bin | 1001001001101100001… |
… | …0101101010001101011 |
3 | 120000210221011120010101 |
4 | 2102123002231101223 |
5 | 10033441310012000 |
6 | 200120442130231 |
7 | 14234025646330 |
oct | 2223302552153 |
9 | 500727146111 |
10 | 157220000875 |
11 | 60749656723 |
12 | 265787b0977 |
13 | 11a97323322 |
14 | 7876618987 |
15 | 41528a3e6a |
hex | 249b0ad46b |
157220000875 has 32 divisors (see below), whose sum is σ = 224343415296. Its totient is φ = 107758591200.
The previous prime is 157220000863. The next prime is 157220000887. The reversal of 157220000875 is 578000022751.
157220000875 is a nontrivial binomial coefficient, being equal to C(560750, 2).
It is an interprime number because it is at equal distance from previous prime (157220000863) and next prime (157220000887).
It is not a de Polignac number, because 157220000875 - 215 = 157219968107 is a prime.
It is a super-3 number, since 3×1572200008753 (a number of 35 digits) contains 333 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1922572 + ... + 2002678.
It is an arithmetic number, because the mean of its divisors is an integer number (7010731728).
Almost surely, 2157220000875 is an apocalyptic number.
157220000875 is the 560749-th triangular number and also the 280375-th hexagonal number.
157220000875 is the 186917-th centered nonagonal number.
157220000875 is a deficient number, since it is larger than the sum of its proper divisors (67123414421).
157220000875 is an equidigital number, since it uses as much as digits as its factorization.
157220000875 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 82372 (or 82362 counting only the distinct ones).
The product of its (nonzero) digits is 39200, while the sum is 37.
The spelling of 157220000875 in words is "one hundred fifty-seven billion, two hundred twenty million, eight hundred seventy-five", and thus it is an aban number.
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