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2055756 = 2231631051
BaseRepresentation
bin111110101111001001100
310212102222010
413311321030
51011241011
6112021220
723321313
oct7657114
93772863
102055756
11118457a
12831810
1356c931
143b727a
152a91a6
hex1f5e4c

2055756 has 24 divisors (see below), whose sum is σ = 4830784. Its totient is φ = 680400.

The previous prime is 2055751. The next prime is 2055769. The reversal of 2055756 is 6575502.

It is a super-2 number, since 2×20557562 = 8452265463072, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2055751) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1431 + ... + 2481.

22055756 is an apocalyptic number.

It is an amenable number.

2055756 is an abundant number, since it is smaller than the sum of its proper divisors (2775028).

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

2055756 is a wasteful number, since it uses less digits than its factorization.

2055756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1221 (or 1219 counting only the distinct ones).

The product of its (nonzero) digits is 10500, while the sum is 30.

The square root of 2055756 is about 1433.7907797165. The cubic root of 2055756 is about 127.1521931813.

The spelling of 2055756 in words is "two million, fifty-five thousand, seven hundred fifty-six".

Divisors: 1 2 3 4 6 12 163 326 489 652 978 1051 1956 2102 3153 4204 6306 12612 171313 342626 513939 685252 1027878 2055756