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8040031253 = 294310760257
BaseRepresentation
bin1110111110011100…
…10010010000010101
3202202022201220110022
413133032102100111
5112431222000003
63405445434525
7403145065232
oct73716222025
922668656408
108040031253
11345642a531
12168470ba45
139b191ac57
14563b28789
15320ca6738
hex1df392415

8040031253 has 16 divisors (see below), whose sum is σ = 8590380480. Its totient is φ = 7511271936.

The previous prime is 8040031229. The next prime is 8040031273. The reversal of 8040031253 is 3521300408.

It is a cyclic number.

It is not a de Polignac number, because 8040031253 - 212 = 8040027157 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8040031273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 103301 + ... + 163557.

It is an arithmetic number, because the mean of its divisors is an integer number (536898780).

Almost surely, 28040031253 is an apocalyptic number.

It is an amenable number.

8040031253 is a deficient number, since it is larger than the sum of its proper divisors (550349227).

8040031253 is a wasteful number, since it uses less digits than its factorization.

8040031253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60436.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 8040031253 is about 89666.2213601086. The cubic root of 8040031253 is about 2003.3303889266.

The spelling of 8040031253 in words is "eight billion, forty million, thirty-one thousand, two hundred fifty-three".

Divisors: 1 29 43 107 1247 3103 4601 60257 133429 1747453 2591051 6447499 75140479 186977471 277242457 8040031253