Base | Representation |
---|---|
bin | 10010110001001… |
… | …01101100100010 |
3 | 101222020211011211 |
4 | 21120211230202 |
5 | 310301101202 |
6 | 23342300334 |
7 | 3621140041 |
oct | 1130455442 |
9 | 358224154 |
10 | 157440802 |
11 | 80964672 |
12 | 448876aa |
13 | 2680594c |
14 | 16ca4558 |
15 | dc4e1d7 |
hex | 9625b22 |
157440802 has 16 divisors (see below), whose sum is σ = 254374560. Its totient is φ = 72842112.
The previous prime is 157440781. The next prime is 157440823. The reversal of 157440802 is 208044751.
It is an interprime number because it is at equal distance from previous prime (157440781) and next prime (157440823).
It is a super-2 number, since 2×1574408022 = 49575212268806408, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46543 + ... + 49810.
It is an arithmetic number, because the mean of its divisors is an integer number (15898410).
Almost surely, 2157440802 is an apocalyptic number.
157440802 is a deficient number, since it is larger than the sum of its proper divisors (96933758).
157440802 is a wasteful number, since it uses less digits than its factorization.
157440802 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 96417.
The product of its (nonzero) digits is 8960, while the sum is 31.
The square root of 157440802 is about 12547.5416715785. The cubic root of 157440802 is about 539.9734806364.
The spelling of 157440802 in words is "one hundred fifty-seven million, four hundred forty thousand, eight hundred two".
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