Base | Representation |
---|---|
bin | 10001100001100… |
… | …11110100011110 |
3 | 101020122000210000 |
4 | 20300303310132 |
5 | 300113403034 |
6 | 22330555130 |
7 | 3433406010 |
oct | 1060636436 |
9 | 336560700 |
10 | 147012894 |
11 | 75a91a66 |
12 | 41298aa6 |
13 | 245c43a2 |
14 | 1574c1b0 |
15 | cd8e599 |
hex | 8c33d1e |
147012894 has 40 divisors (see below), whose sum is σ = 376480368. Its totient is φ = 42003360.
The previous prime is 147012883. The next prime is 147012907. The reversal of 147012894 is 498210741.
147012894 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×1470128942 = 43225582004510472, which contains 22 as substring.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 63687 + ... + 65954.
Almost surely, 2147012894 is an apocalyptic number.
147012894 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
147012894 is an abundant number, since it is smaller than the sum of its proper divisors (229467474).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
147012894 is a wasteful number, since it uses less digits than its factorization.
147012894 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 129662 (or 129653 counting only the distinct ones).
The product of its (nonzero) digits is 16128, while the sum is 36.
The square root of 147012894 is about 12124.8873809203. The cubic root of 147012894 is about 527.7786391302.
The spelling of 147012894 in words is "one hundred forty-seven million, twelve thousand, eight hundred ninety-four".
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