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50143076 = 2212535769
BaseRepresentation
bin1011111101000…
…1111101100100
310111100112100222
42333101331210
5100314034301
64550423512
71146131504
oct277217544
9114315328
1050143076
1126339265
1214961b98
13a508579
146933a04
15460731b
hex2fd1f64

50143076 has 6 divisors (see below), whose sum is σ = 87750390. Its totient is φ = 25071536.

The previous prime is 50143063. The next prime is 50143099. The reversal of 50143076 is 67034105.

It can be written as a sum of positive squares in only one way, i.e., 36893476 + 13249600 = 6074^2 + 3640^2 .

It is an alternating number because its digits alternate between odd and even.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6267881 + ... + 6267888.

It is an arithmetic number, because the mean of its divisors is an integer number (14625065).

Almost surely, 250143076 is an apocalyptic number.

It is an amenable number.

50143076 is a deficient number, since it is larger than the sum of its proper divisors (37607314).

50143076 is a wasteful number, since it uses less digits than its factorization.

50143076 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12535773 (or 12535771 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 50143076 is about 7081.1775856845. The cubic root of 50143076 is about 368.7542128792.

The spelling of 50143076 in words is "fifty million, one hundred forty-three thousand, seventy-six".

Divisors: 1 2 4 12535769 25071538 50143076