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50120697 = 3111518809
BaseRepresentation
bin1011111100110…
…0011111111001
310111022101200010
42333030133321
5100312330242
64550132133
71146006324
oct277143771
9114271603
1050120697
1126323470
1214951049
13a4cb323
1469297bb
15460089c
hex2fcc7f9

50120697 has 8 divisors (see below), whose sum is σ = 72902880. Its totient is φ = 30376160.

The previous prime is 50120687. The next prime is 50120701. The reversal of 50120697 is 79602105.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 50120697 - 212 = 50116601 is a prime.

It is not an unprimeable number, because it can be changed into a prime (50120627) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 759372 + ... + 759437.

It is an arithmetic number, because the mean of its divisors is an integer number (9112860).

Almost surely, 250120697 is an apocalyptic number.

It is an amenable number.

50120697 is a deficient number, since it is larger than the sum of its proper divisors (22782183).

50120697 is a wasteful number, since it uses less digits than its factorization.

50120697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1518823.

The product of its (nonzero) digits is 3780, while the sum is 30.

The square root of 50120697 is about 7079.5972343065. The cubic root of 50120697 is about 368.6993460250.

The spelling of 50120697 in words is "fifty million, one hundred twenty thousand, six hundred ninety-seven".

Divisors: 1 3 11 33 1518809 4556427 16706899 50120697