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254213052 = 223181117041
BaseRepresentation
bin11110010011011…
…11101110111100
3122201100100202020
433021233232330
51010034304202
641120400140
76204526632
oct1711575674
9581310666
10254213052
11120551035
1271176050
1340889232
1425a95352
15174b75bc
hexf26fbbc

254213052 has 24 divisors (see below), whose sum is σ = 596446032. Its totient is φ = 84268800.

The previous prime is 254213023. The next prime is 254213081. The reversal of 254213052 is 250312452.

It is an interprime number because it is at equal distance from previous prime (254213023) and next prime (254213081).

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, 56349 + ... + 60692.

It is an arithmetic number, because the mean of its divisors is an integer number (24851918).

Almost surely, 2254213052 is an apocalyptic number.

It is an amenable number.

254213052 is an abundant number, since it is smaller than the sum of its proper divisors (342232980).

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

254213052 is a wasteful number, since it uses less digits than its factorization.

254213052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117229 (or 117227 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 254213052 is about 15944.0600851853. The cubic root of 254213052 is about 633.4795723860.

The spelling of 254213052 in words is "two hundred fifty-four million, two hundred thirteen thousand, fifty-two".

Divisors: 1 2 3 4 6 12 181 362 543 724 1086 2172 117041 234082 351123 468164 702246 1404492 21184421 42368842 63553263 84737684 127106526 254213052