Base | Representation |
---|---|
bin | 10010000100001… |
… | …01010010010000 |
3 | 101120011002000012 |
4 | 21002011102100 |
5 | 302243302010 |
6 | 23012014052 |
7 | 3520035101 |
oct | 1102052220 |
9 | 346132005 |
10 | 151540880 |
11 | 785a49a7 |
12 | 42901328 |
13 | 2551b37a |
14 | 161aa3a8 |
15 | d486005 |
hex | 9085490 |
151540880 has 40 divisors (see below), whose sum is σ = 353078592. Its totient is φ = 60488064.
The previous prime is 151540877. The next prime is 151540933. The reversal of 151540880 is 88045151.
It is a tau number, because it is divible by the number of its divisors (40).
It is a super-2 number, since 2×1515408802 = 45929276622348800, 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, 42029 + ... + 45491.
Almost surely, 2151540880 is an apocalyptic number.
151540880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
151540880 is an abundant number, since it is smaller than the sum of its proper divisors (201537712).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
151540880 is a wasteful number, since it uses less digits than its factorization.
151540880 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4023 (or 4017 counting only the distinct ones).
The product of its (nonzero) digits is 6400, while the sum is 32.
The square root of 151540880 is about 12310.1941495656. The cubic root of 151540880 is about 533.1424559997.
The spelling of 151540880 in words is "one hundred fifty-one million, five hundred forty thousand, eight hundred eighty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.169 sec. • engine limits •