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55760901 = 3717236791
BaseRepresentation
bin1101010010110…
…1100000000101
310212220221120120
43110231200011
5103233322101
65311052153
71244650140
oct324554005
9125827516
1055760901
1129525a99
1216811059
13b724621
147597057
154d66b36
hex352d805

55760901 has 32 divisors (see below), whose sum is σ = 93892608. Its totient is φ = 28680960.

The previous prime is 55760899. The next prime is 55760917. The reversal of 55760901 is 10906755.

It is not a de Polignac number, because 55760901 - 21 = 55760899 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55760921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4816 + ... + 11606.

It is an arithmetic number, because the mean of its divisors is an integer number (2934144).

Almost surely, 255760901 is an apocalyptic number.

55760901 is a gapful number since it is divisible by the number (51) formed by its first and last digit.

It is an amenable number.

55760901 is a deficient number, since it is larger than the sum of its proper divisors (38131707).

55760901 is a wasteful number, since it uses less digits than its factorization.

55760901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6841.

The product of its (nonzero) digits is 9450, while the sum is 33.

The square root of 55760901 is about 7467.3222108062. The cubic root of 55760901 is about 382.0409598542.

The spelling of 55760901 in words is "fifty-five million, seven hundred sixty thousand, nine hundred one".

Divisors: 1 3 7 17 21 23 51 69 119 161 357 391 483 1173 2737 6791 8211 20373 47537 115447 142611 156193 346341 468579 808129 1093351 2424387 2655281 3280053 7965843 18586967 55760901