Base | Representation |
---|---|
bin | 1001010111100… |
… | …0000010100100 |
3 | 2201221002101000 |
4 | 2111320002210 |
5 | 40024221441 |
6 | 3522033300 |
7 | 654644115 |
oct | 225700244 |
9 | 81832330 |
10 | 39288996 |
11 | 201a544a |
12 | 111a8830 |
13 | 81a8036 |
14 | 530a20c |
15 | 36b12b6 |
hex | 25780a4 |
39288996 has 48 divisors (see below), whose sum is σ = 102674880. Its totient is φ = 12991680.
The previous prime is 39288973. The next prime is 39289007. The reversal of 39288996 is 69988293.
It is a Harshad number since it is a multiple of its sum of digits (54).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12760 + ... + 15536.
It is an arithmetic number, because the mean of its divisors is an integer number (2139060).
Almost surely, 239288996 is an apocalyptic number.
39288996 is a gapful number since it is divisible by the number (36) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 39288996, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51337440).
39288996 is an abundant number, since it is smaller than the sum of its proper divisors (63385884).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
39288996 is a wasteful number, since it uses less digits than its factorization.
39288996 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2921 (or 2913 counting only the distinct ones).
The product of its digits is 1679616, while the sum is 54.
The square root of 39288996 is about 6268.0934900494. The cubic root of 39288996 is about 339.9567303644.
The spelling of 39288996 in words is "thirty-nine million, two hundred eighty-eight thousand, nine hundred ninety-six".
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