Base | Representation |
---|---|
bin | 10001100010100… |
… | …10100011111010 |
3 | 101020212102111120 |
4 | 20301102203322 |
5 | 300131420220 |
6 | 22333410110 |
7 | 3434442060 |
oct | 1061224372 |
9 | 336772446 |
10 | 147138810 |
11 | 76068625 |
12 | 41339936 |
13 | 246397b0 |
14 | 15782030 |
15 | cdb6a40 |
hex | 8c528fa |
147138810 has 64 divisors (see below), whose sum is σ = 434633472. Its totient is φ = 31044096.
The previous prime is 147138787. The next prime is 147138821. The reversal of 147138810 is 18831741.
It is a super-2 number, since 2×1471388102 = 43299658816432200, which contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24219 + ... + 29678.
It is an arithmetic number, because the mean of its divisors is an integer number (6791148).
Almost surely, 2147138810 is an apocalyptic number.
147138810 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
147138810 is an abundant number, since it is smaller than the sum of its proper divisors (287494662).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
147138810 is a wasteful number, since it uses less digits than its factorization.
147138810 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 53927.
The product of its (nonzero) digits is 5376, while the sum is 33.
The square root of 147138810 is about 12130.0787301649. The cubic root of 147138810 is about 527.9292762825.
The spelling of 147138810 in words is "one hundred forty-seven million, one hundred thirty-eight thousand, eight hundred ten".
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