Base | Representation |
---|---|
bin | 1001000001111001111… |
… | …0001110111001010000 |
3 | 112211102021120210100010 |
4 | 2100132132032321100 |
5 | 10020201244030324 |
6 | 155133223354520 |
7 | 14131160535264 |
oct | 2203636167120 |
9 | 484367523303 |
10 | 155130064464 |
11 | 5a876971551 |
12 | 260948b2a40 |
13 | 11823349c6b |
14 | 7718c2c0a4 |
15 | 407e178829 |
hex | 241e78ee50 |
155130064464 has 40 divisors (see below), whose sum is σ = 401682540672. Its totient is φ = 51590037760.
The previous prime is 155130064457. The next prime is 155130064483. The reversal of 155130064464 is 464460031551.
It is a congruent number.
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, 3728589 + ... + 3769964.
Almost surely, 2155130064464 is an apocalyptic number.
It is an amenable number.
155130064464 is an abundant number, since it is smaller than the sum of its proper divisors (246552476208).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
155130064464 is a wasteful number, since it uses less digits than its factorization.
155130064464 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7498995 (or 7498989 counting only the distinct ones).
The product of its (nonzero) digits is 172800, while the sum is 39.
The spelling of 155130064464 in words is "one hundred fifty-five billion, one hundred thirty million, sixty-four thousand, four hundred sixty-four".
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