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5057142 = 23842857
BaseRepresentation
bin10011010010101001110110
3100111221002120
4103102221312
52243312032
6300220410
760661566
oct23225166
910457076
105057142
112944562
12183a706
131080abc
14958da6
1569d62c
hex4d2a76

5057142 has 8 divisors (see below), whose sum is σ = 10114296. Its totient is φ = 1685712.

The previous prime is 5057137. The next prime is 5057147. The reversal of 5057142 is 2417505.

It is an interprime number because it is at equal distance from previous prime (5057137) and next prime (5057147).

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

5057142 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5057147) 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, 421423 + ... + 421434.

It is an arithmetic number, because the mean of its divisors is an integer number (1264287).

Almost surely, 25057142 is an apocalyptic number.

5057142 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5057142 is a wasteful number, since it uses less digits than its factorization.

5057142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 842862.

The product of its (nonzero) digits is 1400, while the sum is 24.

The square root of 5057142 is about 2248.8090181249. The cubic root of 5057142 is about 171.6465384178.

The spelling of 5057142 in words is "five million, fifty-seven thousand, one hundred forty-two".

Divisors: 1 2 3 6 842857 1685714 2528571 5057142