Base | Representation |
---|---|
bin | 11011001111001000111000 |
3 | 111102202002121 |
4 | 123033020320 |
5 | 3311434041 |
6 | 413011024 |
7 | 114455011 |
oct | 33171070 |
9 | 14382077 |
10 | 7139896 |
11 | 4037345 |
12 | 2483a74 |
13 | 162caba |
14 | d3c008 |
15 | 9607d1 |
hex | 6cf238 |
7139896 has 32 divisors (see below), whose sum is σ = 14256000. Its totient is φ = 3342816.
The previous prime is 7139861. The next prime is 7139897. The reversal of 7139896 is 6989317.
It is a super-2 number, since 2×71398962 = 101956229781632, which contains 22 as substring.
Its product of digits (81648) is a multiple of the sum of its prime divisors (567).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (7139897) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16045 + ... + 16483.
It is an arithmetic number, because the mean of its divisors is an integer number (445500).
Almost surely, 27139896 is an apocalyptic number.
7139896 is a gapful number since it is divisible by the number (76) formed by its first and last digit.
It is an amenable number.
7139896 is a deficient number, since it is larger than the sum of its proper divisors (7116104).
7139896 is a wasteful number, since it uses less digits than its factorization.
7139896 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 571 (or 567 counting only the distinct ones).
The product of its digits is 81648, while the sum is 43.
The square root of 7139896 is about 2672.0583825957. The cubic root of 7139896 is about 192.5590621041.
It can be divided in two parts, 713 and 9896, that added together give a square (10609 = 1032).
The spelling of 7139896 in words is "seven million, one hundred thirty-nine thousand, eight hundred ninety-six".
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