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244284156 = 22326785671
BaseRepresentation
bin11101000111101…
…11101011111100
3122000122220212100
432203313223330
51000014043111
640123505100
76024244464
oct1643675374
9560586770
10244284156
1111598a336
1269988190
133b7c0b4c
142462cba4
15166a5756
hexe8f7afc

244284156 has 18 divisors (see below), whose sum is σ = 617496152. Its totient is φ = 81428040.

The previous prime is 244284149. The next prime is 244284167. The reversal of 244284156 is 651482442.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 6785671 = 244284156 / (2 + 4 + 4 + 2 + 8 + 4 + 1 + 5 + 6).

It is a self number, because there is not a number n which added to its sum of digits gives 244284156.

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 5 ways as a sum of consecutive naturals, for example, 3392800 + ... + 3392871.

Almost surely, 2244284156 is an apocalyptic number.

It is an amenable number.

244284156 is an abundant number, since it is smaller than the sum of its proper divisors (373211996).

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

244284156 is a wasteful number, since it uses less digits than its factorization.

244284156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6785681 (or 6785676 counting only the distinct ones).

The product of its digits is 61440, while the sum is 36.

The square root of 244284156 is about 15629.5923171399. The cubic root of 244284156 is about 625.1224557924.

The spelling of 244284156 in words is "two hundred forty-four million, two hundred eighty-four thousand, one hundred fifty-six".

Divisors: 1 2 3 4 6 9 12 18 36 6785671 13571342 20357013 27142684 40714026 61071039 81428052 122142078 244284156