Base | Representation |
---|---|
bin | 1001011010010… |
… | …0110101011111 |
3 | 2202021102001200 |
4 | 2112210311133 |
5 | 40101104404 |
6 | 3530010543 |
7 | 656340054 |
oct | 226446537 |
9 | 82242050 |
10 | 39472479 |
11 | 20310292 |
12 | 11276a53 |
13 | 82406c7 |
14 | 535702b |
15 | 36ea839 |
hex | 25a4d5f |
39472479 has 12 divisors (see below), whose sum is σ = 57657600. Its totient is φ = 26018784.
The previous prime is 39472427. The next prime is 39472529. The reversal of 39472479 is 97427493.
It is not a de Polignac number, because 39472479 - 29 = 39471967 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (39472879) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23839 + ... + 25440.
It is an arithmetic number, because the mean of its divisors is an integer number (4804800).
Almost surely, 239472479 is an apocalyptic number.
39472479 is a deficient number, since it is larger than the sum of its proper divisors (18185121).
39472479 is a wasteful number, since it uses less digits than its factorization.
39472479 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 49374 (or 49371 counting only the distinct ones).
The product of its digits is 381024, while the sum is 45.
The square root of 39472479 is about 6282.7127102869. The cubic root of 39472479 is about 340.4851177618.
The spelling of 39472479 in words is "thirty-nine million, four hundred seventy-two thousand, four hundred seventy-nine".
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