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3135385 = 511109523
BaseRepresentation
bin1011111101011110011001
312220021221101
423331132121
51300313020
6151111401
735436031
oct13753631
95807841
103135385
111851730
121072561
1385a176
145b88c1
1541e00a
hex2fd799

3135385 has 16 divisors (see below), whose sum is σ = 4150080. Its totient is φ = 2255040.

The previous prime is 3135373. The next prime is 3135389. The reversal of 3135385 is 5835313.

It is not a de Polignac number, because 3135385 - 211 = 3133337 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3135389) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5734 + ... + 6256.

It is an arithmetic number, because the mean of its divisors is an integer number (259380).

Almost surely, 23135385 is an apocalyptic number.

It is an amenable number.

3135385 is a deficient number, since it is larger than the sum of its proper divisors (1014695).

3135385 is a wasteful number, since it uses less digits than its factorization.

3135385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 648.

The product of its digits is 5400, while the sum is 28.

The square root of 3135385 is about 1770.7018382551. The cubic root of 3135385 is about 146.3626594377.

The spelling of 3135385 in words is "three million, one hundred thirty-five thousand, three hundred eighty-five".

Divisors: 1 5 11 55 109 523 545 1199 2615 5753 5995 28765 57007 285035 627077 3135385