Base | Representation |
---|---|
bin | 1001011000110110… |
… | …0101010000100110 |
3 | 20111122002112010102 |
4 | 2112031211100212 |
5 | 20130124033021 |
6 | 1054023224102 |
7 | 116310601232 |
oct | 22615452046 |
9 | 6448075112 |
10 | 2520142886 |
11 | 1083611718 |
12 | 5a3ba8032 |
13 | 312162911 |
14 | 19c9b55c2 |
15 | eb3a900b |
hex | 96365426 |
2520142886 has 4 divisors (see below), whose sum is σ = 3780214332. Its totient is φ = 1260071442.
The previous prime is 2520142841. The next prime is 2520142901. The reversal of 2520142886 is 6882410252.
It is a semiprime because it is the product of two primes.
It is a super-2 number, since 2×25201428862 = 12702240331712817992, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 630035720 + ... + 630035723.
It is an arithmetic number, because the mean of its divisors is an integer number (945053583).
Almost surely, 22520142886 is an apocalyptic number.
2520142886 is a deficient number, since it is larger than the sum of its proper divisors (1260071446).
2520142886 is a wasteful number, since it uses less digits than its factorization.
2520142886 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1260071445.
The product of its (nonzero) digits is 61440, while the sum is 38.
The square root of 2520142886 is about 50201.0247504969. The cubic root of 2520142886 is about 1360.8441425328.
The spelling of 2520142886 in words is "two billion, five hundred twenty million, one hundred forty-two thousand, eight hundred eighty-six".
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