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253884006 = 23221796473
BaseRepresentation
bin11110010000111…
…11011001100110
3122200201122101100
433020133121212
51004443242011
641105340530
76201656415
oct1710373146
9580648340
10253884006
111203468a2
1271037746
13407a252c
1425a0b47c
151744ed56
hexf21f666

253884006 has 24 divisors (see below), whose sum is σ = 550419480. Its totient is φ = 84576096.

The previous prime is 253883977. The next prime is 253884011. The reversal of 253884006 is 600488352.

253884006 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 35986 + ... + 42458.

It is an arithmetic number, because the mean of its divisors is an integer number (22934145).

Almost surely, 2253884006 is an apocalyptic number.

253884006 is an abundant number, since it is smaller than the sum of its proper divisors (296535474).

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

253884006 is a wasteful number, since it uses less digits than its factorization.

253884006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8660 (or 8657 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 36.

The square root of 253884006 is about 15933.7379795201. The cubic root of 253884006 is about 633.2061351817.

The spelling of 253884006 in words is "two hundred fifty-three million, eight hundred eighty-four thousand, six".

Divisors: 1 2 3 6 9 18 2179 4358 6473 6537 12946 13074 19419 19611 38838 39222 58257 116514 14104667 28209334 42314001 84628002 126942003 253884006