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3103031323 = 72336592887
BaseRepresentation
bin1011100011110100…
…1000000000011011
322000020220022202001
42320331020000123
522323334000243
61231524421431
7136616221360
oct27075100033
98006808661
103103031323
1113526423a7
12727247877
133a5b49a12
14216186467
15132646a4d
hexb8f4801b

3103031323 has 16 divisors (see below), whose sum is σ = 3568181760. Its totient is φ = 2643391296.

The previous prime is 3103031297. The next prime is 3103031353. The reversal of 3103031323 is 3231303013.

It is not a de Polignac number, because 3103031323 - 229 = 2566160411 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3103031323.

It is not an unprimeable number, because it can be changed into a prime (3103031353) 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, 1073386 + ... + 1076272.

It is an arithmetic number, because the mean of its divisors is an integer number (223011360).

Almost surely, 23103031323 is an apocalyptic number.

3103031323 is a deficient number, since it is larger than the sum of its proper divisors (465150437).

3103031323 is a wasteful number, since it uses less digits than its factorization.

3103031323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3786.

The product of its (nonzero) digits is 486, while the sum is 19.

The square root of 3103031323 is about 55704.8590609473. The cubic root of 3103031323 is about 1458.5748467260.

Adding to 3103031323 its reverse (3231303013), we get a palindrome (6334334336).

The spelling of 3103031323 in words is "three billion, one hundred three million, thirty-one thousand, three hundred twenty-three".

Divisors: 1 7 233 659 1631 2887 4613 20209 153547 672671 1074829 1902533 4708697 13317731 443290189 3103031323