Base | Representation |
---|---|
bin | 10010000011100… |
… | …10011110001100 |
3 | 101120000011022010 |
4 | 21001302132030 |
5 | 302233320240 |
6 | 23010221220 |
7 | 3516264324 |
oct | 1101623614 |
9 | 346004263 |
10 | 151463820 |
11 | 78552012 |
12 | 42884810 |
13 | 254c2281 |
14 | 1618a284 |
15 | d46d280 |
hex | 907278c |
151463820 has 48 divisors (see below), whose sum is σ = 446423040. Its totient is φ = 38264256.
The previous prime is 151463791. The next prime is 151463857. The reversal of 151463820 is 28364151.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65292 + ... + 67571.
It is an arithmetic number, because the mean of its divisors is an integer number (9300480).
Almost surely, 2151463820 is an apocalyptic number.
151463820 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
151463820 is an abundant number, since it is smaller than the sum of its proper divisors (294959220).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
151463820 is a wasteful number, since it uses less digits than its factorization.
151463820 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 132894 (or 132892 counting only the distinct ones).
The product of its (nonzero) digits is 5760, while the sum is 30.
The square root of 151463820 is about 12307.0638252997. The cubic root of 151463820 is about 533.0520713160.
The spelling of 151463820 in words is "one hundred fifty-one million, four hundred sixty-three thousand, eight hundred twenty".
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