Base | Representation |
---|---|
bin | 10010110011100… |
… | …01010010110110 |
3 | 101222211112221102 |
4 | 21121301102312 |
5 | 310341003304 |
6 | 23353050102 |
7 | 3623566601 |
oct | 1131612266 |
9 | 358745842 |
10 | 157750454 |
11 | 81056284 |
12 | 449b6932 |
13 | 268b3884 |
14 | 16d45338 |
15 | dcb0d1e |
hex | 96714b6 |
157750454 has 4 divisors (see below), whose sum is σ = 236625684. Its totient is φ = 78875226.
The previous prime is 157750447. The next prime is 157750457. The reversal of 157750454 is 454057751.
157750454 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes.
It is a super-2 number, since 2×1577504542 = 49770411474412232, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (157750457) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39437612 + ... + 39437615.
It is an arithmetic number, because the mean of its divisors is an integer number (59156421).
Almost surely, 2157750454 is an apocalyptic number.
157750454 is a deficient number, since it is larger than the sum of its proper divisors (78875230).
157750454 is an equidigital number, since it uses as much as digits as its factorization.
157750454 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 78875229.
The product of its (nonzero) digits is 98000, while the sum is 38.
The square root of 157750454 is about 12559.8747605221. The cubic root of 157750454 is about 540.3272524833.
The spelling of 157750454 in words is "one hundred fifty-seven million, seven hundred fifty thousand, four hundred fifty-four".
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