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244908948 = 22320409079
BaseRepresentation
bin11101001100100…
…00001110010100
3122001211122220210
432212100032110
51000144041243
640145125420
76032456154
oct1646201624
9561748823
10244908948
11116276799
126a029870
133b97c34b
1424752764
151677a933
hexe990394

244908948 has 12 divisors (see below), whose sum is σ = 571454240. Its totient is φ = 81636312.

The previous prime is 244908907. The next prime is 244909003. The reversal of 244908948 is 849809442.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 244908897 and 244908906.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10204528 + ... + 10204551.

Almost surely, 2244908948 is an apocalyptic number.

It is an amenable number.

244908948 is an abundant number, since it is smaller than the sum of its proper divisors (326545292).

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

244908948 is a wasteful number, since it uses less digits than its factorization.

244908948 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20409086 (or 20409084 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 48.

The square root of 244908948 is about 15649.5670227646. The cubic root of 244908948 is about 625.6549490537.

The spelling of 244908948 in words is "two hundred forty-four million, nine hundred eight thousand, nine hundred forty-eight".

Divisors: 1 2 3 4 6 12 20409079 40818158 61227237 81636316 122454474 244908948