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3139135 = 51736931
BaseRepresentation
bin1011111110011000111111
312220111002021
423332120333
51300423020
6151141011
735452666
oct13763077
95814067
103139135
11185452a
121074767
1385ba9c
145b9ddd
154201aa
hex2fe63f

3139135 has 8 divisors (see below), whose sum is σ = 3988656. Its totient is φ = 2363520.

The previous prime is 3139111. The next prime is 3139141. The reversal of 3139135 is 5319313.

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

It is not a de Polignac number, because 3139135 - 27 = 3139007 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18381 + ... + 18550.

It is an arithmetic number, because the mean of its divisors is an integer number (498582).

Almost surely, 23139135 is an apocalyptic number.

3139135 is a deficient number, since it is larger than the sum of its proper divisors (849521).

3139135 is a wasteful number, since it uses less digits than its factorization.

3139135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36953.

The product of its digits is 1215, while the sum is 25.

The square root of 3139135 is about 1771.7604239851. The cubic root of 3139135 is about 146.4209873413.

The spelling of 3139135 in words is "three million, one hundred thirty-nine thousand, one hundred thirty-five".

Divisors: 1 5 17 85 36931 184655 627827 3139135