Base | Representation |
---|---|
bin | 1101101111010001… |
… | …1000101100100000 |
3 | 100112000111220122102 |
4 | 3123310120230200 |
5 | 30023103133234 |
6 | 1405541225532 |
7 | 160250666150 |
oct | 33364305440 |
9 | 10460456572 |
10 | 3687942944 |
11 | 1622825134 |
12 | 86b1022a8 |
13 | 46a09197a |
14 | 26db22760 |
15 | 168b83c7e |
hex | dbd18b20 |
3687942944 has 24 divisors (see below), whose sum is σ = 8297872128. Its totient is φ = 1580546880.
The previous prime is 3687942943. The next prime is 3687942983. The reversal of 3687942944 is 4492497863.
It is a Harshad number since it is a multiple of its sum of digits (56).
It is a self number, because there is not a number n which added to its sum of digits gives 3687942944.
It is not an unprimeable number, because it can be changed into a prime (3687942943) 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, 8231792 + ... + 8232239.
It is an arithmetic number, because the mean of its divisors is an integer number (345744672).
Almost surely, 23687942944 is an apocalyptic number.
It is an amenable number.
3687942944 is an abundant number, since it is smaller than the sum of its proper divisors (4609929184).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3687942944 is a wasteful number, since it uses less digits than its factorization.
3687942944 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16464048 (or 16464040 counting only the distinct ones).
The product of its digits is 10450944, while the sum is 56.
The square root of 3687942944 is about 60728.4360411167. The cubic root of 3687942944 is about 1544.9985084627.
The spelling of 3687942944 in words is "three billion, six hundred eighty-seven million, nine hundred forty-two thousand, nine hundred forty-four".
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