Base | Representation |
---|---|
bin | 1001110100001010101001 |
3 | 11211201110011 |
4 | 21310022221 |
5 | 1124313334 |
6 | 131051521 |
7 | 30604240 |
oct | 11641251 |
9 | 4751404 |
10 | 2572969 |
11 | 14a8123 |
12 | a40ba1 |
13 | 6c1189 |
14 | 4ad957 |
15 | 35c564 |
hex | 2742a9 |
2572969 has 16 divisors (see below), whose sum is σ = 3096576. Its totient is φ = 2091600.
The previous prime is 2572949. The next prime is 2572981. The reversal of 2572969 is 9692752.
It is a happy number.
It is not a de Polignac number, because 2572969 - 25 = 2572937 is a prime.
It is a super-2 number, since 2×25729692 = 13240338949922, which contains 22 as substring.
It is an Ulam number.
It is not an unprimeable number, because it can be changed into a prime (2572939) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15324 + ... + 15490.
It is an arithmetic number, because the mean of its divisors is an integer number (193536).
22572969 is an apocalyptic number.
It is an amenable number.
2572969 is a deficient number, since it is larger than the sum of its proper divisors (523607).
2572969 is a wasteful number, since it uses less digits than its factorization.
2572969 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 276.
The product of its digits is 68040, while the sum is 40.
The square root of 2572969 is about 1604.0476925578. The cubic root of 2572969 is about 137.0286937963.
The spelling of 2572969 in words is "two million, five hundred seventy-two thousand, nine hundred sixty-nine".
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