Base | Representation |
---|---|
bin | 100110110001… |
… | …0010101011100 |
3 | 1102020122122121 |
4 | 1031202111130 |
5 | 20200410344 |
6 | 2003352324 |
7 | 334523446 |
oct | 115422534 |
9 | 42218577 |
10 | 20325724 |
11 | 10523021 |
12 | 69826a4 |
13 | 4298773 |
14 | 29b1496 |
15 | 1bb7684 |
hex | 136255c |
20325724 has 12 divisors (see below), whose sum is σ = 35608048. Its totient is φ = 10152000.
The previous prime is 20325707. The next prime is 20325733. The reversal of 20325724 is 42752302.
It is a super-3 number, since 3×203257243 (a number of 23 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2689 + ... + 6919.
Almost surely, 220325724 is an apocalyptic number.
It is an amenable number.
20325724 is a deficient number, since it is larger than the sum of its proper divisors (15282324).
20325724 is a wasteful number, since it uses less digits than its factorization.
20325724 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5436 (or 5434 counting only the distinct ones).
The product of its (nonzero) digits is 3360, while the sum is 25.
The square root of 20325724 is about 4508.4059267107. The cubic root of 20325724 is about 272.9074185032.
The spelling of 20325724 in words is "twenty million, three hundred twenty-five thousand, seven hundred twenty-four".
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