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55763080 = 2352116607
BaseRepresentation
bin1101010010111…
…0000010001000
310212221001120021
43110232002020
5103233404310
65311110224
71244656402
oct324560210
9125831507
1055763080
112952769a
1216812374
13b725609
147597b72
154d675da
hex352e088

55763080 has 32 divisors (see below), whose sum is σ = 126080640. Its totient is φ = 22196160.

The previous prime is 55763051. The next prime is 55763093. The reversal of 55763080 is 8036755.

It is a happy number.

It is a Smith number, since the sum of its digits (34) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5137 + ... + 11743.

It is an arithmetic number, because the mean of its divisors is an integer number (3940020).

Almost surely, 255763080 is an apocalyptic number.

It is an amenable number.

55763080 is an abundant number, since it is smaller than the sum of its proper divisors (70317560).

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

55763080 is a wasteful number, since it uses less digits than its factorization.

55763080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6829 (or 6825 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 34.

The square root of 55763080 is about 7467.4681117498. The cubic root of 55763080 is about 382.0459361990.

The spelling of 55763080 in words is "fifty-five million, seven hundred sixty-three thousand, eighty".

Divisors: 1 2 4 5 8 10 20 40 211 422 844 1055 1688 2110 4220 6607 8440 13214 26428 33035 52856 66070 132140 264280 1394077 2788154 5576308 6970385 11152616 13940770 27881540 55763080