Base | Representation |
---|---|
bin | 10010110100111… |
… | …11111011110100 |
3 | 102000012020222220 |
4 | 21122133323310 |
5 | 310413111432 |
6 | 23401122340 |
7 | 3625323552 |
oct | 1132377364 |
9 | 360166886 |
10 | 157941492 |
11 | 81176865 |
12 | 44a893b0 |
13 | 2694c807 |
14 | 16d94bd2 |
15 | dcec72c |
hex | 969fef4 |
157941492 has 24 divisors (see below), whose sum is σ = 390208896. Its totient is φ = 49550208.
The previous prime is 157941491. The next prime is 157941503. The reversal of 157941492 is 294149751.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (157941491) 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, 386908 + ... + 387315.
It is an arithmetic number, because the mean of its divisors is an integer number (16258704).
Almost surely, 2157941492 is an apocalyptic number.
157941492 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
157941492 is an abundant number, since it is smaller than the sum of its proper divisors (232267404).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
157941492 is a wasteful number, since it uses less digits than its factorization.
157941492 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 774247 (or 774245 counting only the distinct ones).
The product of its digits is 90720, while the sum is 42.
The square root of 157941492 is about 12567.4775512033. The cubic root of 157941492 is about 540.5452791088.
It can be divided in two parts, 1579 and 41492, that added together give a triangular number (43071 = T293).
The spelling of 157941492 in words is "one hundred fifty-seven million, nine hundred forty-one thousand, four hundred ninety-two".
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