Base | Representation |
---|---|
bin | 1110111010101… |
… | …11001010100010 |
3 | 22201110122110211 |
4 | 13131113022202 |
5 | 224013400240 |
6 | 20230044334 |
7 | 3046436365 |
oct | 735271242 |
9 | 281418424 |
10 | 125137570 |
11 | 64700788 |
12 | 35aa96aa |
13 | 1cc054cc |
14 | 128960dc |
15 | aebcbea |
hex | 77572a2 |
125137570 has 24 divisors (see below), whose sum is σ = 227580444. Its totient is φ = 49541856.
The previous prime is 125137567. The next prime is 125137577. The reversal of 125137570 is 75731521.
125137570 is nontrivially palindromic in base 15.
It can be written as a sum of positive squares in 2 ways, for example, as 116791249 + 8346321 = 10807^2 + 2889^2 .
It is a super-2 number, since 2×1251375702 = 31318822851009800, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (125137577) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 113944 + ... + 115036.
Almost surely, 2125137570 is an apocalyptic number.
125137570 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
125137570 is a deficient number, since it is larger than the sum of its proper divisors (102442874).
125137570 is a wasteful number, since it uses less digits than its factorization.
125137570 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1314 (or 1207 counting only the distinct ones).
The product of its (nonzero) digits is 7350, while the sum is 31.
The square root of 125137570 is about 11186.4905131145. The cubic root of 125137570 is about 500.1833594171.
The spelling of 125137570 in words is "one hundred twenty-five million, one hundred thirty-seven thousand, five hundred seventy".
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