Base | Representation |
---|---|
bin | 1111000110011… |
… | …01011010111000 |
3 | 22211100112021202 |
4 | 13203031122320 |
5 | 224411424040 |
6 | 20322553332 |
7 | 3065452544 |
oct | 743153270 |
9 | 284315252 |
10 | 126670520 |
11 | 65558489 |
12 | 36508848 |
13 | 20321192 |
14 | 12b74a24 |
15 | b1c2015 |
hex | 78cd6b8 |
126670520 has 32 divisors (see below), whose sum is σ = 285847920. Its totient is φ = 50519040.
The previous prime is 126670513. The next prime is 126670529. The reversal of 126670520 is 25076621.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (126670529) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9635 + ... + 18605.
Almost surely, 2126670520 is an apocalyptic number.
126670520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
126670520 is an abundant number, since it is smaller than the sum of its proper divisors (159177400).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
126670520 is a wasteful number, since it uses less digits than its factorization.
126670520 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9335 (or 9331 counting only the distinct ones).
The product of its (nonzero) digits is 5040, while the sum is 29.
The square root of 126670520 is about 11254.7998649465. The cubic root of 126670520 is about 502.2175107531.
The spelling of 126670520 in words is "one hundred twenty-six million, six hundred seventy thousand, five hundred twenty".
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