Base | Representation |
---|---|
bin | 1100001111111… |
… | …00001110000100 |
3 | 21011022222121001 |
4 | 12013330032010 |
5 | 202300314324 |
6 | 14110103044 |
7 | 2355214000 |
oct | 607741604 |
9 | 234288531 |
10 | 102744964 |
11 | 52aa68a3 |
12 | 2a4aaa84 |
13 | 1839504a |
14 | d907700 |
15 | 9047e44 |
hex | 61fc384 |
102744964 has 24 divisors (see below), whose sum is σ = 209686400. Its totient is φ = 44032968.
The previous prime is 102744907. The next prime is 102745007. The reversal of 102744964 is 469447201.
It is a happy number.
It is a super-2 number, since 2×1027449642 = 21113055254722592, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36072 + ... + 38815.
Almost surely, 2102744964 is an apocalyptic number.
102744964 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
102744964 is an abundant number, since it is smaller than the sum of its proper divisors (106941436).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
102744964 is an equidigital number, since it uses as much as digits as its factorization.
102744964 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 74912 (or 74896 counting only the distinct ones).
The product of its (nonzero) digits is 48384, while the sum is 37.
The square root of 102744964 is about 10136.3190557519. The cubic root of 102744964 is about 468.3676038914.
The spelling of 102744964 in words is "one hundred two million, seven hundred forty-four thousand, nine hundred sixty-four".
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