Base | Representation |
---|---|
bin | 10010110001000… |
… | …01001100110000 |
3 | 101222012212220200 |
4 | 21120201030300 |
5 | 310300004014 |
6 | 23342035200 |
7 | 3621032250 |
oct | 1130411460 |
9 | 358185820 |
10 | 157422384 |
11 | 80951849 |
12 | 44878b00 |
13 | 267ca452 |
14 | 16c9b960 |
15 | dc48a09 |
hex | 9621330 |
157422384 has 120 divisors (see below), whose sum is σ = 512229120. Its totient is φ = 44198784.
The previous prime is 157422361. The next prime is 157422389. The reversal of 157422384 is 483224751.
It is a happy number.
157422384 is a `hidden beast` number, since 1 + 574 + 2 + 2 + 3 + 84 = 666.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is not an unprimeable number, because it can be changed into a prime (157422389) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 58149 + ... + 60795.
It is an arithmetic number, because the mean of its divisors is an integer number (4268576).
Almost surely, 2157422384 is an apocalyptic number.
157422384 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 157422384, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (256114560).
157422384 is an abundant number, since it is smaller than the sum of its proper divisors (354806736).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
157422384 is a wasteful number, since it uses less digits than its factorization.
157422384 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2727 (or 2718 counting only the distinct ones).
The product of its digits is 53760, while the sum is 36.
The square root of 157422384 is about 12546.8077214884. The cubic root of 157422384 is about 539.9524237920.
The spelling of 157422384 in words is "one hundred fifty-seven million, four hundred twenty-two thousand, three hundred eighty-four".
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