Base | Representation |
---|---|
bin | 10001100001110… |
… | …00100110101010 |
3 | 101020200000122210 |
4 | 20300320212222 |
5 | 300120014430 |
6 | 22331225550 |
7 | 3433520103 |
oct | 1060704652 |
9 | 336600583 |
10 | 147032490 |
11 | 75aa5760 |
12 | 412a82b6 |
13 | 24600297 |
14 | 157553aa |
15 | cd952b0 |
hex | 8c389aa |
147032490 has 64 divisors (see below), whose sum is σ = 407617920. Its totient is φ = 33546240.
The previous prime is 147032477. The next prime is 147032513. The reversal of 147032490 is 94230741.
It is a happy number.
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 31 ways as a sum of consecutive naturals, for example, 7495 + ... + 18714.
It is an arithmetic number, because the mean of its divisors is an integer number (6369030).
Almost surely, 2147032490 is an apocalyptic number.
147032490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
147032490 is an abundant number, since it is smaller than the sum of its proper divisors (260585430).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
147032490 is a wasteful number, since it uses less digits than its factorization.
147032490 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26247.
The product of its (nonzero) digits is 6048, while the sum is 30.
The square root of 147032490 is about 12125.6954439735. The cubic root of 147032490 is about 527.8020880728.
The spelling of 147032490 in words is "one hundred forty-seven million, thirty-two thousand, four hundred ninety".
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