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8253212874 = 2310131357883
BaseRepresentation
bin1111010111110111…
…00000100011001010
3210022011212122122220
413223323200203022
5113400310302444
63442542554510
7411344103054
oct75373404312
923264778586
108253212874
1135557a5a95
121723b98a36
13a16b3c01a
1458417c8d4
15334866619
hex1ebee08ca

8253212874 has 16 divisors (see below), whose sum is σ = 16522732512. Its totient is φ = 2748353168.

The previous prime is 8253212867. The next prime is 8253212911. The reversal of 8253212874 is 4782123528.

It is a super-3 number, since 3×82532128743 (a number of 31 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 672864 + ... + 685019.

It is an arithmetic number, because the mean of its divisors is an integer number (1032670782).

Almost surely, 28253212874 is an apocalyptic number.

8253212874 is an abundant number, since it is smaller than the sum of its proper divisors (8269519638).

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

8253212874 is a wasteful number, since it uses less digits than its factorization.

8253212874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1358901.

The product of its digits is 215040, while the sum is 42.

The square root of 8253212874 is about 90847.1951906056. The cubic root of 8253212874 is about 2020.8822791972.

The spelling of 8253212874 in words is "eight billion, two hundred fifty-three million, two hundred twelve thousand, eight hundred seventy-four".