Base | Representation |
---|---|
bin | 1110101100100010… |
… | …1111101001100000 |
3 | 101011221002121200210 |
4 | 3223020233221200 |
5 | 31034401004310 |
6 | 1451241414120 |
7 | 166521264126 |
oct | 35310575140 |
9 | 11157077623 |
10 | 3944938080 |
11 | 17448a6406 |
12 | 92119a340 |
13 | 4ab3b32b5 |
14 | 295cdd916 |
15 | 1814ea820 |
hex | eb22fa60 |
3944938080 has 96 divisors (see below), whose sum is σ = 13080614400. Its totient is φ = 996613632.
The previous prime is 3944938021. The next prime is 3944938087. The reversal of 3944938080 is 808394493.
3944938080 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a tau number, because it is divible by the number of its divisors (96).
It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.
It is a Harshad number since it is a multiple of its sum of digits (48).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3944938087) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 207160 + ... + 225399.
It is an arithmetic number, because the mean of its divisors is an integer number (136256400).
Almost surely, 23944938080 is an apocalyptic number.
3944938080 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
3944938080 is an abundant number, since it is smaller than the sum of its proper divisors (9135676320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3944938080 is a wasteful number, since it uses less digits than its factorization.
3944938080 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 432596 (or 432588 counting only the distinct ones).
The product of its (nonzero) digits is 746496, while the sum is 48.
The square root of 3944938080 is about 62808.7420666900. The cubic root of 3944938080 is about 1580.0835932913.
The spelling of 3944938080 in words is "three billion, nine hundred forty-four million, nine hundred thirty-eight thousand, eighty".
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