Base | Representation |
---|---|
bin | 111000111101… |
… | …011111100011 |
3 | 1001002121202210 |
4 | 320331133203 |
5 | 12310310224 |
6 | 1252013203 |
7 | 240630231 |
oct | 70753743 |
9 | 31077683 |
10 | 14931939 |
11 | 8479650 |
12 | 5001203 |
13 | 312a689 |
14 | 1da9951 |
15 | 149e429 |
hex | e3d7e3 |
14931939 has 16 divisors (see below), whose sum is σ = 22028544. Its totient is φ = 8920800.
The previous prime is 14931919. The next prime is 14931953. The reversal of 14931939 is 93913941.
It is not a de Polignac number, because 14931939 - 27 = 14931811 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 14931897 and 14931906.
It is not an unprimeable number, because it can be changed into a prime (14931919) 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, 844 + ... + 5529.
It is an arithmetic number, because the mean of its divisors is an integer number (1376784).
Almost surely, 214931939 is an apocalyptic number.
14931939 is a deficient number, since it is larger than the sum of its proper divisors (7096605).
14931939 is a wasteful number, since it uses less digits than its factorization.
14931939 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6458.
The product of its digits is 26244, while the sum is 39.
The square root of 14931939 is about 3864.1867190911. The cubic root of 14931939 is about 246.2476354914.
The spelling of 14931939 in words is "fourteen million, nine hundred thirty-one thousand, nine hundred thirty-nine".
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