Base | Representation |
---|---|
bin | 10010110011011… |
… | …11110000011000 |
3 | 101222211020022000 |
4 | 21121233300120 |
5 | 310340303102 |
6 | 23353001000 |
7 | 3623542326 |
oct | 1131576030 |
9 | 358736260 |
10 | 157744152 |
11 | 81051575 |
12 | 449b3160 |
13 | 268b0a47 |
14 | 16d42d16 |
15 | dcae01c |
hex | 966fc18 |
157744152 has 32 divisors (see below), whose sum is σ = 438178800. Its totient is φ = 52581312.
The previous prime is 157744141. The next prime is 157744157. The reversal of 157744152 is 251447751.
157744152 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (157744157) 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, 364933 + ... + 365364.
Almost surely, 2157744152 is an apocalyptic number.
157744152 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
157744152 is an abundant number, since it is smaller than the sum of its proper divisors (280434648).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
157744152 is a wasteful number, since it uses less digits than its factorization.
157744152 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 730312 (or 730302 counting only the distinct ones).
The product of its digits is 39200, while the sum is 36.
The square root of 157744152 is about 12559.6238797187. The cubic root of 157744152 is about 540.3200571787.
The spelling of 157744152 in words is "one hundred fifty-seven million, seven hundred forty-four thousand, one hundred fifty-two".
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