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50011025 = 5217117673
BaseRepresentation
bin1011111011000…
…1101110010001
310111002211020012
42332301232101
5100300323100
64543524305
71145041511
oct276615621
9114084205
1050011025
1126259029
12148b9695
13a49042c
1468db841
1545cd135
hex2fb1b91

50011025 has 12 divisors (see below), whose sum is σ = 65662092. Its totient is φ = 37655040.

The previous prime is 50011019. The next prime is 50011063. The reversal of 50011025 is 52011005.

It can be written as a sum of positive squares in 6 ways, for example, as 6345361 + 43665664 = 2519^2 + 6608^2 .

It is not a de Polignac number, because 50011025 - 28 = 50010769 is a prime.

It is a super-2 number, since 2×500110252 = 5002205243101250, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 58412 + ... + 59261.

It is an arithmetic number, because the mean of its divisors is an integer number (5471841).

Almost surely, 250011025 is an apocalyptic number.

It is an amenable number.

50011025 is a deficient number, since it is larger than the sum of its proper divisors (15651067).

50011025 is a wasteful number, since it uses less digits than its factorization.

50011025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117700 (or 117695 counting only the distinct ones).

The product of its (nonzero) digits is 50, while the sum is 14.

The square root of 50011025 is about 7071.8473541218. The cubic root of 50011025 is about 368.4302255056.

The spelling of 50011025 in words is "fifty million, eleven thousand, twenty-five".

Divisors: 1 5 17 25 85 425 117673 588365 2000441 2941825 10002205 50011025