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50753680 = 245634421
BaseRepresentation
bin1100000110011…
…1000010010000
310112111112221221
43001213002100
5100443104210
65011454424
71154253625
oct301470220
9115445857
1050753680
1126715a9a
1214bb7414
13a690483
146a5234c
1546c81da
hex3067090

50753680 has 20 divisors (see below), whose sum is σ = 118002492. Its totient is φ = 20301440.

The previous prime is 50753641. The next prime is 50753699. The reversal of 50753680 is 8635705.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 17943696 + 32809984 = 4236^2 + 5728^2 .

It is a tau number, because it is divible by the number of its divisors (20).

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, 317131 + ... + 317290.

Almost surely, 250753680 is an apocalyptic number.

It is an amenable number.

50753680 is an abundant number, since it is smaller than the sum of its proper divisors (67248812).

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

50753680 is a wasteful number, since it uses less digits than its factorization.

50753680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 634434 (or 634428 counting only the distinct ones).

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

The square root of 50753680 is about 7124.1617050710. The cubic root of 50753680 is about 370.2449802004.

The spelling of 50753680 in words is "fifty million, seven hundred fifty-three thousand, six hundred eighty".

Divisors: 1 2 4 5 8 10 16 20 40 80 634421 1268842 2537684 3172105 5075368 6344210 10150736 12688420 25376840 50753680