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3113253111 = 31627637831
BaseRepresentation
bin1011100110010000…
…0111100011110111
322000222010122101210
42321210013203313
522333443044421
61232531452503
7140102133453
oct27144074367
98028118353
103113253111
111358394161
1272a757133
133a7cb8507
14217687663
151334b5576
hexb99078f7

3113253111 has 8 divisors (see below), whose sum is σ = 4153561984. Its totient is φ = 2074223160.

The previous prime is 3113253109. The next prime is 3113253127. The reversal of 3113253111 is 1113523113.

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

It is not a de Polignac number, because 3113253111 - 21 = 3113253109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3113253131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 314035 + ... + 323796.

It is an arithmetic number, because the mean of its divisors is an integer number (519195248).

Almost surely, 23113253111 is an apocalyptic number.

3113253111 is a deficient number, since it is larger than the sum of its proper divisors (1040308873).

3113253111 is a wasteful number, since it uses less digits than its factorization.

3113253111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 639461.

The product of its digits is 270, while the sum is 21.

The square root of 3113253111 is about 55796.5331449903. The cubic root of 3113253111 is about 1460.1746696321.

Adding to 3113253111 its reverse (1113523113), we get a palindrome (4226776224).

The spelling of 3113253111 in words is "three billion, one hundred thirteen million, two hundred fifty-three thousand, one hundred eleven".

Divisors: 1 3 1627 4881 637831 1913493 1037751037 3113253111