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3081412303 = 12724263089
BaseRepresentation
bin1011011110101010…
…1001111011001111
321221202012222000121
42313222221323033
522302320143203
61225433205411
7136234400224
oct26752517317
97852188017
103081412303
111341416742
1271bb60867
133a151a6b8
1421335994b
151307c60bd
hexb7aa9ecf

3081412303 has 4 divisors (see below), whose sum is σ = 3105675520. Its totient is φ = 3057149088.

The previous prime is 3081412273. The next prime is 3081412319. The reversal of 3081412303 is 3032141803.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3032141803 = 4676492809.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-3081412303 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 (3081412363) 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, 12131418 + ... + 12131671.

It is an arithmetic number, because the mean of its divisors is an integer number (776418880).

Almost surely, 23081412303 is an apocalyptic number.

3081412303 is a deficient number, since it is larger than the sum of its proper divisors (24263217).

3081412303 is a wasteful number, since it uses less digits than its factorization.

3081412303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24263216.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 3081412303 is about 55510.4702105828. The cubic root of 3081412303 is about 1455.1796211134.

The spelling of 3081412303 in words is "three billion, eighty-one million, four hundred twelve thousand, three hundred three".

Divisors: 1 127 24263089 3081412303