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5272201278 = 23397633357
BaseRepresentation
bin1001110100011111…
…10110100000111110
3111121102120120112000
410322033312200332
541244140420103
62231053323130
7244435654131
oct47217664076
914542516460
105272201278
112266024943
1210317964a6
13660375636
143802ba218
1520ccc3aa3
hex13a3f683e

5272201278 has 16 divisors (see below), whose sum is σ = 11716002960. Its totient is φ = 1757400408.

The previous prime is 5272201267. The next prime is 5272201309. The reversal of 5272201278 is 8721022725.

5272201278 is a `hidden beast` number, since 527 + 2 + 2 + 0 + 127 + 8 = 666.

It is a super-2 number, since 2×52722012782 = 55592212631489666568, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48816625 + ... + 48816732.

It is an arithmetic number, because the mean of its divisors is an integer number (732250185).

Almost surely, 25272201278 is an apocalyptic number.

5272201278 is an abundant number, since it is smaller than the sum of its proper divisors (6443801682).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5272201278 is a wasteful number, since it uses less digits than its factorization.

5272201278 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97633368 (or 97633362 counting only the distinct ones).

The product of its (nonzero) digits is 31360, while the sum is 36.

The square root of 5272201278 is about 72609.9254785460. The cubic root of 5272201278 is about 1740.4597893119.

The spelling of 5272201278 in words is "five billion, two hundred seventy-two million, two hundred one thousand, two hundred seventy-eight".

Divisors: 1 2 3 6 9 18 27 54 97633357 195266714 292900071 585800142 878700213 1757400426 2636100639 5272201278