Base | Representation |
---|---|
bin | 11111011100111011101100 |
3 | 120111212222100 |
4 | 133130323230 |
5 | 4102314342 |
6 | 452415100 |
7 | 130036551 |
oct | 37347354 |
9 | 16455870 |
10 | 8244972 |
11 | 472162a |
12 | 2917490 |
13 | 1928aa8 |
14 | 1148a28 |
15 | acce4c |
hex | 7dceec |
8244972 has 18 divisors (see below), whose sum is σ = 20841548. Its totient is φ = 2748312.
The previous prime is 8244959. The next prime is 8244989. The reversal of 8244972 is 2794428.
It is a tau number, because it is divible by the number of its divisors (18).
It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 229027 = 8244972 / (8 + 2 + 4 + 4 + 9 + 7 + 2).
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 114478 + ... + 114549.
Almost surely, 28244972 is an apocalyptic number.
It is an amenable number.
8244972 is an abundant number, since it is smaller than the sum of its proper divisors (12596576).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8244972 is a wasteful number, since it uses less digits than its factorization.
8244972 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 229037 (or 229032 counting only the distinct ones).
The product of its digits is 32256, while the sum is 36.
The square root of 8244972 is about 2871.4059274160. The cubic root of 8244972 is about 202.0209434874.
It can be divided in two parts, 8244 and 972, that added together give a square (9216 = 962).
The spelling of 8244972 in words is "eight million, two hundred forty-four thousand, nine hundred seventy-two".
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