Base | Representation |
---|---|
bin | 1001101111001001101111 |
3 | 11210200021111 |
4 | 21233021233 |
5 | 1123134211 |
6 | 130412451 |
7 | 30460330 |
oct | 11571157 |
9 | 4720244 |
10 | 2552431 |
11 | 1493752 |
12 | a31127 |
13 | 6b4a1b |
14 | 4a6287 |
15 | 356421 |
hex | 26f26f |
2552431 has 16 divisors (see below), whose sum is σ = 3136320. Its totient is φ = 2027520.
The previous prime is 2552413. The next prime is 2552449. The reversal of 2552431 is 1342552.
It is an interprime number because it is at equal distance from previous prime (2552413) and next prime (2552449).
It is a cyclic number.
It is not a de Polignac number, because 2552431 - 213 = 2544239 is a prime.
It is a super-2 number, since 2×25524312 = 13029808019522, 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 (2552461) 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, 10471 + ... + 10711.
It is an arithmetic number, because the mean of its divisors is an integer number (196020).
22552431 is an apocalyptic number.
2552431 is a deficient number, since it is larger than the sum of its proper divisors (583889).
2552431 is a wasteful number, since it uses less digits than its factorization.
2552431 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 354.
The product of its digits is 1200, while the sum is 22.
The square root of 2552431 is about 1597.6329365658. The cubic root of 2552431 is about 136.6631217271.
Adding to 2552431 its reverse (1342552), we get a palindrome (3894983).
The spelling of 2552431 in words is "two million, five hundred fifty-two thousand, four hundred thirty-one".
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