Base | Representation |
---|---|
bin | 11110001100111… |
… | …01010001110100 |
3 | 122122201120021102 |
4 | 33012131101310 |
5 | 1004324213103 |
6 | 41050105232 |
7 | 6164306510 |
oct | 1706352164 |
9 | 578646242 |
10 | 253351028 |
11 | 120012417 |
12 | 70a1b218 |
13 | 40646a68 |
14 | 2590d140 |
15 | 17396e88 |
hex | f19d474 |
253351028 has 24 divisors (see below), whose sum is σ = 507048192. Its totient is φ = 108504864.
The previous prime is 253351027. The next prime is 253351031. The reversal of 253351028 is 820153352.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (253351027) 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, 64826 + ... + 68622.
It is an arithmetic number, because the mean of its divisors is an integer number (21127008).
Almost surely, 2253351028 is an apocalyptic number.
253351028 is a gapful number since it is divisible by the number (28) formed by its first and last digit.
It is an amenable number.
253351028 is an abundant number, since it is smaller than the sum of its proper divisors (253697164).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
253351028 is a wasteful number, since it uses less digits than its factorization.
253351028 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6191 (or 6189 counting only the distinct ones).
The product of its (nonzero) digits is 7200, while the sum is 29.
The square root of 253351028 is about 15917.0043664001. The cubic root of 253351028 is about 632.7627287865.
The spelling of 253351028 in words is "two hundred fifty-three million, three hundred fifty-one thousand, twenty-eight".
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