Base | Representation |
---|---|
bin | 100110110111… |
… | …0001101011111 |
3 | 1102100010101012 |
4 | 1031232031133 |
5 | 20203434432 |
6 | 2004405435 |
7 | 335115326 |
oct | 115561537 |
9 | 42303335 |
10 | 20374367 |
11 | 10556622 |
12 | 69a687b |
13 | 42b4950 |
14 | 29c50bd |
15 | 1bc6cb2 |
hex | 136e35f |
20374367 has 4 divisors (see below), whose sum is σ = 21941640. Its totient is φ = 18807096.
The previous prime is 20374363. The next prime is 20374369. The reversal of 20374367 is 76347302.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 20374367 - 22 = 20374363 is a prime.
It is a super-2 number, since 2×203743672 = 830229661301378, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20374363) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 783617 + ... + 783642.
It is an arithmetic number, because the mean of its divisors is an integer number (5485410).
Almost surely, 220374367 is an apocalyptic number.
20374367 is a deficient number, since it is larger than the sum of its proper divisors (1567273).
20374367 is a wasteful number, since it uses less digits than its factorization.
20374367 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1567272.
The product of its (nonzero) digits is 21168, while the sum is 32.
The square root of 20374367 is about 4513.7974035174. The cubic root of 20374367 is about 273.1249500704.
The spelling of 20374367 in words is "twenty million, three hundred seventy-four thousand, three hundred sixty-seven".
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