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2053956 = 223171163
BaseRepresentation
bin111110101011101000100
310212100111110
413311131010
51011211311
6112005020
723313132
oct7653504
93770443
102053956
111183193
12830770
1356bb78
143b6752
152a88a6
hex1f5744

2053956 has 12 divisors (see below), whose sum is σ = 4792592. Its totient is φ = 684648.

The previous prime is 2053951. The next prime is 2053979. The reversal of 2053956 is 6593502.

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

It is not an unprimeable number, because it can be changed into a prime (2053951) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85570 + ... + 85593.

22053956 is an apocalyptic number.

It is an amenable number.

2053956 is an abundant number, since it is smaller than the sum of its proper divisors (2738636).

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

2053956 is a wasteful number, since it uses less digits than its factorization.

2053956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171170 (or 171168 counting only the distinct ones).

The product of its (nonzero) digits is 8100, while the sum is 30.

The square root of 2053956 is about 1433.1629356078. The cubic root of 2053956 is about 127.1150712692.

The spelling of 2053956 in words is "two million, fifty-three thousand, nine hundred fifty-six".

Divisors: 1 2 3 4 6 12 171163 342326 513489 684652 1026978 2053956