Base | Representation |
---|---|
bin | 11101101100001… |
… | …01011011111110 |
3 | 122100122111211000 |
4 | 32312011123332 |
5 | 1002224342240 |
6 | 40414111130 |
7 | 6112652511 |
oct | 1666053376 |
9 | 570574730 |
10 | 249059070 |
11 | 118650847 |
12 | 6b4ab4a6 |
13 | 3c7a3340 |
14 | 25112d78 |
15 | 16cea430 |
hex | ed856fe |
249059070 has 64 divisors (see below), whose sum is σ = 715256640. Its totient is φ = 61305984.
The previous prime is 249059009. The next prime is 249059071. The reversal of 249059070 is 70950942.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (249059071) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 31969 + ... + 38988.
It is an arithmetic number, because the mean of its divisors is an integer number (11175885).
Almost surely, 2249059070 is an apocalyptic number.
249059070 is an abundant number, since it is smaller than the sum of its proper divisors (466197570).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
249059070 is a wasteful number, since it uses less digits than its factorization.
249059070 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 70986 (or 70980 counting only the distinct ones).
The product of its (nonzero) digits is 22680, while the sum is 36.
The square root of 249059070 is about 15781.6054316410. The cubic root of 249059070 is about 629.1691996643.
The spelling of 249059070 in words is "two hundred forty-nine million, fifty-nine thousand, seventy".
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