Base | Representation |
---|---|
bin | 10010101111101… |
… | …10000111111000 |
3 | 101221212220212212 |
4 | 21113312013320 |
5 | 310223332234 |
6 | 23334154252 |
7 | 3616365662 |
oct | 1127660770 |
9 | 357786785 |
10 | 157245944 |
11 | 80841229 |
12 | 447b2988 |
13 | 2676804b |
14 | 16c53532 |
15 | dc115ce |
hex | 95f61f8 |
157245944 has 16 divisors (see below), whose sum is σ = 295027800. Its totient is φ = 78571872.
The previous prime is 157245943. The next prime is 157245989. The reversal of 157245944 is 449542751.
It is a super-2 number, since 2×1572459442 = 49452573808902272, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (157245943) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8819 + ... + 19805.
Almost surely, 2157245944 is an apocalyptic number.
It is an amenable number.
157245944 is a deficient number, since it is larger than the sum of its proper divisors (137781856).
157245944 is a wasteful number, since it uses less digits than its factorization.
157245944 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12782 (or 12778 counting only the distinct ones).
The product of its digits is 201600, while the sum is 41.
The square root of 157245944 is about 12539.7744796308. The cubic root of 157245944 is about 539.7506210196.
It can be divided in two parts, 1572459 and 44, that multiplied together give a palindrome (69188196).
The spelling of 157245944 in words is "one hundred fifty-seven million, two hundred forty-five thousand, nine hundred forty-four".
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