Base | Representation |
---|---|
bin | 100110100110… |
… | …1101000111000 |
3 | 1102002100100220 |
4 | 1031031220320 |
5 | 20140202302 |
6 | 2001500040 |
7 | 334021344 |
oct | 115155070 |
9 | 42070326 |
10 | 20240952 |
11 | 10475366 |
12 | 6941620 |
13 | 4268cc4 |
14 | 298c624 |
15 | 1b9c4bc |
hex | 134da38 |
20240952 has 32 divisors (see below), whose sum is σ = 50714880. Its totient is φ = 6732000.
The previous prime is 20240933. The next prime is 20240963. The reversal of 20240952 is 25904202.
It is a super-2 number, since 2×202409522 = 819392275732608, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17463 + ... + 18585.
It is an arithmetic number, because the mean of its divisors is an integer number (1584840).
Almost surely, 220240952 is an apocalyptic number.
It is an amenable number.
20240952 is an abundant number, since it is smaller than the sum of its proper divisors (30473928).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20240952 is a wasteful number, since it uses less digits than its factorization.
20240952 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1883 (or 1879 counting only the distinct ones).
The product of its (nonzero) digits is 1440, while the sum is 24.
The square root of 20240952 is about 4498.9945543421. The cubic root of 20240952 is about 272.5274870570.
The spelling of 20240952 in words is "twenty million, two hundred forty thousand, nine hundred fifty-two".
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