Base | Representation |
---|---|
bin | 10010101111111… |
… | …00001000001110 |
3 | 101221221011121220 |
4 | 21113330020032 |
5 | 310230124132 |
6 | 23334504210 |
7 | 3616530462 |
oct | 1127741016 |
9 | 357834556 |
10 | 157270542 |
11 | 80858760 |
12 | 44805066 |
13 | 267762c0 |
14 | 16c5c4a2 |
15 | dc18a2c |
hex | 95fc20e |
157270542 has 32 divisors (see below), whose sum is σ = 369532800. Its totient is φ = 43991520.
The previous prime is 157270537. The next prime is 157270571. The reversal of 157270542 is 245072751.
157270542 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 (33).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 90792 + ... + 92507.
It is an arithmetic number, because the mean of its divisors is an integer number (11547900).
Almost surely, 2157270542 is an apocalyptic number.
157270542 is an abundant number, since it is smaller than the sum of its proper divisors (212262258).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
157270542 is a wasteful number, since it uses less digits than its factorization.
157270542 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 183328.
The product of its (nonzero) digits is 19600, while the sum is 33.
The square root of 157270542 is about 12540.7552404151. The cubic root of 157270542 is about 539.7787639681.
The spelling of 157270542 in words is "one hundred fifty-seven million, two hundred seventy thousand, five hundred forty-two".
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