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3113312455 = 51125145971
BaseRepresentation
bin1011100110010001…
…0110000011000111
322000222020122210201
42321210112003013
522334001444310
61232533031331
7140102501461
oct27144260307
98028218721
103113312455
111358424800
1272a785547
133a8009526
142176a1131
151334c7e3a
hexb99160c7

3113312455 has 12 divisors (see below), whose sum is σ = 4106485656. Its totient is φ = 2264226800.

The previous prime is 3113312443. The next prime is 3113312467. The reversal of 3113312455 is 5542133113.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3113312443) and next prime (3113312467).

It is a de Polignac number, because none of the positive numbers 2k-3113312455 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 11 ways as a sum of consecutive naturals, for example, 2572381 + ... + 2573590.

It is an arithmetic number, because the mean of its divisors is an integer number (342207138).

Almost surely, 23113312455 is an apocalyptic number.

3113312455 is a deficient number, since it is larger than the sum of its proper divisors (993173201).

3113312455 is a wasteful number, since it uses less digits than its factorization.

3113312455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5145998 (or 5145987 counting only the distinct ones).

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

The square root of 3113312455 is about 55797.0649317686. The cubic root of 3113312455 is about 1460.1839473931.

Adding to 3113312455 its reverse (5542133113), we get a palindrome (8655445568).

The spelling of 3113312455 in words is "three billion, one hundred thirteen million, three hundred twelve thousand, four hundred fifty-five".

Divisors: 1 5 11 55 121 605 5145971 25729855 56605681 283028405 622662491 3113312455