Base | Representation |
---|---|
bin | 11110000011110… |
… | …01011010011000 |
3 | 122120110211101020 |
4 | 33001321122120 |
5 | 1004022434134 |
6 | 41004322440 |
7 | 6151200234 |
oct | 1701713230 |
9 | 576424336 |
10 | 252155544 |
11 | 11a376213 |
12 | 70543420 |
13 | 40318884 |
14 | 256bb5c4 |
15 | 1720cb49 |
hex | f079698 |
252155544 has 16 divisors (see below), whose sum is σ = 630388920. Its totient is φ = 84051840.
The previous prime is 252155467. The next prime is 252155549. The reversal of 252155544 is 445551252.
252155544 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (252155549) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5253217 + ... + 5253264.
Almost surely, 2252155544 is an apocalyptic number.
252155544 is a gapful number since it is divisible by the number (24) formed by its first and last digit.
It is an amenable number.
252155544 is an abundant number, since it is smaller than the sum of its proper divisors (378233376).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
252155544 is a wasteful number, since it uses less digits than its factorization.
252155544 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10506490 (or 10506486 counting only the distinct ones).
The product of its digits is 40000, while the sum is 33.
The square root of 252155544 is about 15879.4062861305. The cubic root of 252155544 is about 631.7658896290.
The spelling of 252155544 in words is "two hundred fifty-two million, one hundred fifty-five thousand, five hundred forty-four".
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