Base | Representation |
---|---|
bin | 100011100100101111… |
… | …110100110111110000 |
3 | 10122121001022002012110 |
4 | 203210233310313300 |
5 | 1111212023342234 |
6 | 25314144325320 |
7 | 2521366142130 |
oct | 434457646760 |
9 | 118531262173 |
10 | 38197480944 |
11 | 15221533877 |
12 | 74a0313840 |
13 | 37a97bca3c |
14 | 1bc503aac0 |
15 | ed86321e9 |
hex | 8e4bf4df0 |
38197480944 has 160 divisors (see below), whose sum is σ = 114141265920. Its totient is φ = 10781971200.
The previous prime is 38197480939. The next prime is 38197480963. The reversal of 38197480944 is 44908479183.
It is a happy number.
It is a super-2 number, since 2×381974809442 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10518009 + ... + 10521639.
It is an arithmetic number, because the mean of its divisors is an integer number (713382912).
Almost surely, 238197480944 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 38197480944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57070632960).
38197480944 is an abundant number, since it is smaller than the sum of its proper divisors (75943784976).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38197480944 is a wasteful number, since it uses less digits than its factorization.
38197480944 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4019 (or 4013 counting only the distinct ones).
The product of its (nonzero) digits is 6967296, while the sum is 57.
The spelling of 38197480944 in words is "thirty-eight billion, one hundred ninety-seven million, four hundred eighty thousand, nine hundred forty-four".
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