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50074969 = 77153567
BaseRepresentation
bin1011111100000…
…1010101011001
310111020001221111
42333001111121
5100304344334
64545140321
71145426110
oct277012531
9114201844
1050074969
11262a207a
121492a6a1
13a4b3579
146916c77
1545e2064
hex2fc1559

50074969 has 4 divisors (see below), whose sum is σ = 57228544. Its totient is φ = 42921396.

The previous prime is 50074943. The next prime is 50074991. The reversal of 50074969 is 96947005.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 50074969 - 29 = 50074457 is a prime.

It is a super-2 number, since 2×500749692 = 5015005040701922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50074939) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3576777 + ... + 3576790.

It is an arithmetic number, because the mean of its divisors is an integer number (14307136).

Almost surely, 250074969 is an apocalyptic number.

It is an amenable number.

50074969 is a deficient number, since it is larger than the sum of its proper divisors (7153575).

50074969 is an equidigital number, since it uses as much as digits as its factorization.

50074969 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7153574.

The product of its (nonzero) digits is 68040, while the sum is 40.

The square root of 50074969 is about 7076.3669350875. The cubic root of 50074969 is about 368.5871833542.

The spelling of 50074969 in words is "fifty million, seventy-four thousand, nine hundred sixty-nine".

Divisors: 1 7 7153567 50074969