Base | Representation |
---|---|
bin | 10010000110001… |
… | …11101100000000 |
3 | 101120122220002200 |
4 | 21003013230000 |
5 | 302331002424 |
6 | 23021513200 |
7 | 3522250050 |
oct | 1103075400 |
9 | 346586080 |
10 | 151812864 |
11 | 78770285 |
12 | 42a12800 |
13 | 255b50c8 |
14 | 1623b560 |
15 | d4db8c9 |
hex | 90c7b00 |
151812864 has 108 divisors (see below), whose sum is σ = 500297616. Its totient is φ = 43370496.
The previous prime is 151812809. The next prime is 151812931. The reversal of 151812864 is 468218151.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11422 + ... + 20834.
Almost surely, 2151812864 is an apocalyptic number.
151812864 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 151812864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (250148808).
151812864 is an abundant number, since it is smaller than the sum of its proper divisors (348484752).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
151812864 is an equidigital number, since it uses as much as digits as its factorization.
151812864 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9442 (or 9425 counting only the distinct ones).
The product of its digits is 15360, while the sum is 36.
The square root of 151812864 is about 12321.2363016055. The cubic root of 151812864 is about 533.4612248851.
The spelling of 151812864 in words is "one hundred fifty-one million, eight hundred twelve thousand, eight hundred sixty-four".
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