Base | Representation |
---|---|
bin | 10010110111001… |
… | …11100101101100 |
3 | 102000202011121010 |
4 | 21123213211230 |
5 | 311002004423 |
6 | 23411305220 |
7 | 3630655332 |
oct | 1133474554 |
9 | 360664533 |
10 | 158234988 |
11 | 8135731a |
12 | 44bab210 |
13 | 26a23292 |
14 | 1702db52 |
15 | dd59693 |
hex | 96e796c |
158234988 has 24 divisors (see below), whose sum is σ = 370388592. Its totient is φ = 52577344.
The previous prime is 158234987. The next prime is 158235029. The reversal of 158234988 is 889432851.
It is a super-2 number, since 2×1582349882 = 50076622854720288, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (158234981) 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, 16995 + ... + 24602.
It is an arithmetic number, because the mean of its divisors is an integer number (15432858).
Almost surely, 2158234988 is an apocalyptic number.
It is an amenable number.
158234988 is an abundant number, since it is smaller than the sum of its proper divisors (212153604).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
158234988 is a wasteful number, since it uses less digits than its factorization.
158234988 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 41921 (or 41919 counting only the distinct ones).
The product of its digits is 552960, while the sum is 48.
The square root of 158234988 is about 12579.1489378256. The cubic root of 158234988 is about 540.8798960757.
The spelling of 158234988 in words is "one hundred fifty-eight million, two hundred thirty-four thousand, nine hundred eighty-eight".
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