Base | Representation |
---|---|
bin | 10001100100101… |
… | …11011000110000 |
3 | 101021101202012200 |
4 | 20302113120300 |
5 | 300214430340 |
6 | 22343423200 |
7 | 3440025006 |
oct | 1062273060 |
9 | 337352180 |
10 | 147420720 |
11 | 76240407 |
12 | 41454b00 |
13 | 24707bc5 |
14 | 15816a76 |
15 | ce20330 |
hex | 8c97630 |
147420720 has 60 divisors (see below), whose sum is σ = 495090336. Its totient is φ = 39312000.
The previous prime is 147420709. The next prime is 147420737. The reversal of 147420720 is 27024741.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (60).
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, 101656 + ... + 103095.
Almost surely, 2147420720 is an apocalyptic number.
147420720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
147420720 is an abundant number, since it is smaller than the sum of its proper divisors (347669616).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
147420720 is a wasteful number, since it uses less digits than its factorization.
147420720 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 204770 (or 204761 counting only the distinct ones).
The product of its (nonzero) digits is 3136, while the sum is 27.
The square root of 147420720 is about 12141.6934568453. The cubic root of 147420720 is about 528.2662224949.
The spelling of 147420720 in words is "one hundred forty-seven million, four hundred twenty thousand, seven hundred twenty".
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