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602139 = 3200713
BaseRepresentation
bin10010011000000011011
31010120222110
42103000123
5123232024
620523403
75055336
oct2230033
91116873
10602139
1138143a
12250563
131810c5
1411961d
15bd629
hex9301b

602139 has 4 divisors (see below), whose sum is σ = 802856. Its totient is φ = 401424.

The previous prime is 602137. The next prime is 602141. The reversal of 602139 is 931206.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (602137) and next prime (602141).

It is not a de Polignac number, because 602139 - 21 = 602137 is a prime.

It is a D-number.

It is a Duffinian number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 602139.

It is not an unprimeable number, because it can be changed into a prime (602137) 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, 100354 + ... + 100359.

It is an arithmetic number, because the mean of its divisors is an integer number (200714).

2602139 is an apocalyptic number.

602139 is a deficient number, since it is larger than the sum of its proper divisors (200717).

602139 is a wasteful number, since it uses less digits than its factorization.

602139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200716.

The product of its (nonzero) digits is 324, while the sum is 21.

The square root of 602139 is about 775.9761594276. The cubic root of 602139 is about 84.4433755764.

It can be divided in two parts, 602 and 139, that added together give a triangular number (741 = T38).

The spelling of 602139 in words is "six hundred two thousand, one hundred thirty-nine".

Divisors: 1 3 200713 602139