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254112072 = 23310588003
BaseRepresentation
bin11110010010101…
…11000101001000
3122201011020020020
433021113011020
51010023041242
641114300440
76203626344
oct1711270510
9581136206
10254112072
11120492185
1271127720
1340852296
1425a6a624
15174976ec
hexf257148

254112072 has 16 divisors (see below), whose sum is σ = 635280240. Its totient is φ = 84704016.

The previous prime is 254112071. The next prime is 254112083. The reversal of 254112072 is 270211452.

It is a super-2 number, since 2×2541120722 = 129145890272266368, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 10588003 = 254112072 / (2 + 5 + 4 + 1 + 1 + 2 + 0 + 7 + 2).

It is not an unprimeable number, because it can be changed into a prime (254112071) 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 3 ways as a sum of consecutive naturals, for example, 5293978 + ... + 5294025.

It is an arithmetic number, because the mean of its divisors is an integer number (39705015).

Almost surely, 2254112072 is an apocalyptic number.

It is an amenable number.

254112072 is an abundant number, since it is smaller than the sum of its proper divisors (381168168).

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

254112072 is a wasteful number, since it uses less digits than its factorization.

254112072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10588012 (or 10588008 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 24.

The square root of 254112072 is about 15940.8930741035. The cubic root of 254112072 is about 633.3956831199.

The spelling of 254112072 in words is "two hundred fifty-four million, one hundred twelve thousand, seventy-two".

Divisors: 1 2 3 4 6 8 12 24 10588003 21176006 31764009 42352012 63528018 84704024 127056036 254112072