Base | Representation |
---|---|
bin | 1101001010110… |
… | …0001110001010 |
3 | 10211221001012022 |
4 | 3102230032022 |
5 | 103114400440 |
6 | 5251444442 |
7 | 1240313255 |
oct | 322541612 |
9 | 124831168 |
10 | 55231370 |
11 | 291a4167 |
12 | 165b6722 |
13 | b59a5ac |
14 | 749a09c |
15 | 4caecb5 |
hex | 34ac38a |
55231370 has 32 divisors (see below), whose sum is σ = 103420800. Its totient is φ = 21211456.
The previous prime is 55231361. The next prime is 55231373. The reversal of 55231370 is 7313255.
It is not an unprimeable number, because it can be changed into a prime (55231373) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65411 + ... + 66249.
It is an arithmetic number, because the mean of its divisors is an integer number (3231900).
Almost surely, 255231370 is an apocalyptic number.
55231370 is a deficient number, since it is larger than the sum of its proper divisors (48189430).
55231370 is a wasteful number, since it uses less digits than its factorization.
55231370 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1102.
The product of its (nonzero) digits is 3150, while the sum is 26.
The square root of 55231370 is about 7431.7810785841. The cubic root of 55231370 is about 380.8277661782.
The spelling of 55231370 in words is "fifty-five million, two hundred thirty-one thousand, three hundred seventy".
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