Base | Representation |
---|---|
bin | 10001100010100… |
… | …10101000111100 |
3 | 101020212102221111 |
4 | 20301102220330 |
5 | 300131423012 |
6 | 22333411404 |
7 | 3434443030 |
oct | 1061225074 |
9 | 336772844 |
10 | 147139132 |
11 | 76068898 |
12 | 41339b64 |
13 | 2463999a |
14 | 157821c0 |
15 | cdb6ba7 |
hex | 8c52a3c |
147139132 has 24 divisors (see below), whose sum is σ = 294896000. Its totient is φ = 62927280.
The previous prime is 147139067. The next prime is 147139133. The reversal of 147139132 is 231931741.
It is a junction number, because it is equal to n+sod(n) for n = 147139094 and 147139103.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (147139133) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8707 + ... + 19237.
Almost surely, 2147139132 is an apocalyptic number.
It is an amenable number.
147139132 is an abundant number, since it is smaller than the sum of its proper divisors (147756868).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
147139132 is a wasteful number, since it uses less digits than its factorization.
147139132 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11041 (or 11039 counting only the distinct ones).
The product of its digits is 4536, while the sum is 31.
The square root of 147139132 is about 12130.0920029487. The cubic root of 147139132 is about 527.9296613907.
The spelling of 147139132 in words is "one hundred forty-seven million, one hundred thirty-nine thousand, one hundred thirty-two".
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