Base | Representation |
---|---|
bin | 1000110101100100111… |
… | …0101110100001100100 |
3 | 112111212122210012211221 |
4 | 2031121032232201210 |
5 | 4441412121410124 |
6 | 153425012310124 |
7 | 13653156154051 |
oct | 2153116564144 |
9 | 474778705757 |
10 | 151820888164 |
11 | 59428a2a400 |
12 | 25510612344 |
13 | 114168a3c8a |
14 | 74c3544028 |
15 | 3e388b1ce4 |
hex | 23593ae864 |
151820888164 has 81 divisors (see below), whose sum is σ = 296845450041. Its totient is φ = 67891222080.
The previous prime is 151820888123. The next prime is 151820888203. The reversal of 151820888164 is 461888028151.
The square root of 151820888164 is 389642.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in only one way, i.e., 29152830564 + 122668057600 = 170742^2 + 350240^2 .
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 762918937 + ... + 762919135.
Almost surely, 2151820888164 is an apocalyptic number.
151820888164 is the 389642-nd square number.
It is an amenable number.
151820888164 is a deficient number, since it is larger than the sum of its proper divisors (145024561877).
151820888164 is an equidigital number, since it uses as much as digits as its factorization.
151820888164 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 602 (or 301 counting only the distinct ones).
The product of its (nonzero) digits is 983040, while the sum is 52.
The spelling of 151820888164 in words is "one hundred fifty-one billion, eight hundred twenty million, eight hundred eighty-eight thousand, one hundred sixty-four".
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