Base | Representation |
---|---|
bin | 10010111100000… |
… | …10001110111000 |
3 | 102001221100111010 |
4 | 21132002032320 |
5 | 311132242113 |
6 | 23433033520 |
7 | 3636234126 |
oct | 1136021670 |
9 | 361840433 |
10 | 158868408 |
11 | 8174a206 |
12 | 452558a0 |
13 | 26bb569a |
14 | 17156916 |
15 | de321c3 |
hex | 97823b8 |
158868408 has 32 divisors (see below), whose sum is σ = 398601360. Its totient is φ = 52765440.
The previous prime is 158868403. The next prime is 158868421. The reversal of 158868408 is 804868851.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (158868403) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 5035 + ... + 18522.
Almost surely, 2158868408 is an apocalyptic number.
It is an amenable number.
158868408 is an abundant number, since it is smaller than the sum of its proper divisors (239732952).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
158868408 is a wasteful number, since it uses less digits than its factorization.
158868408 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23847 (or 23843 counting only the distinct ones).
The product of its (nonzero) digits is 491520, while the sum is 48.
The square root of 158868408 is about 12604.3011706322. The cubic root of 158868408 is about 541.6006553509.
It can be divided in two parts, 1588 and 68408, that added together give a palindrome (69996).
The spelling of 158868408 in words is "one hundred fifty-eight million, eight hundred sixty-eight thousand, four hundred eight".
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