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2757200131 = 71723169749
BaseRepresentation
bin1010010001010111…
…1000100100000011
321010011011021112101
42210111320210003
521121320401011
61133332211231
7125216546230
oct24425704403
97104137471
102757200131
1111954052a4
1264b469b17
1334c2c318a
141c2282787
151120d32c1
hexa4578903

2757200131 has 8 divisors (see below), whose sum is σ = 3336444000. Its totient is φ = 2224295808.

The previous prime is 2757200087. The next prime is 2757200167. The reversal of 2757200131 is 1310027572.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2757200131 - 213 = 2757191939 is a prime.

It is a super-2 number, since 2×27572001312 = 15204305124772834322, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2757200131.

It is not an unprimeable number, because it can be changed into a prime (2757209131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11584756 + ... + 11584993.

It is an arithmetic number, because the mean of its divisors is an integer number (417055500).

Almost surely, 22757200131 is an apocalyptic number.

2757200131 is a deficient number, since it is larger than the sum of its proper divisors (579243869).

2757200131 is a wasteful number, since it uses less digits than its factorization.

2757200131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23169773.

The product of its (nonzero) digits is 2940, while the sum is 28.

The square root of 2757200131 is about 52509.0480869726. The cubic root of 2757200131 is about 1402.2413300657.

The spelling of 2757200131 in words is "two billion, seven hundred fifty-seven million, two hundred thousand, one hundred thirty-one".

Divisors: 1 7 17 119 23169749 162188243 393885733 2757200131