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50113690 = 2511455579
BaseRepresentation
bin1011111100101…
…0110010011010
310111022001001121
42333022302122
5100312114230
64550035454
71145650024
oct277126232
9114261047
1050113690
1126319180
1214948b8a
13a4c8093
146927014
1545ed77a
hex2fcac9a

50113690 has 16 divisors (see below), whose sum is σ = 98405280. Its totient is φ = 18223120.

The previous prime is 50113681. The next prime is 50113709. The reversal of 50113690 is 9631105.

It is a super-2 number, since 2×501136902 = 5022763850832200, which contains 22 as substring.

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, 227680 + ... + 227899.

It is an arithmetic number, because the mean of its divisors is an integer number (6150330).

Almost surely, 250113690 is an apocalyptic number.

50113690 is a deficient number, since it is larger than the sum of its proper divisors (48291590).

50113690 is a wasteful number, since it uses less digits than its factorization.

50113690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 455597.

The product of its (nonzero) digits is 810, while the sum is 25.

The square root of 50113690 is about 7079.1023442242. The cubic root of 50113690 is about 368.6821635244.

Adding to 50113690 its reverse (9631105), we get a palindrome (59744795).

The spelling of 50113690 in words is "fifty million, one hundred thirteen thousand, six hundred ninety".

Divisors: 1 2 5 10 11 22 55 110 455579 911158 2277895 4555790 5011369 10022738 25056845 50113690