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3113311308 = 223259442609
BaseRepresentation
bin1011100110010001…
…0101110001001100
322000222020121020020
42321210111301030
522334001430213
61232533022140
7140102465232
oct27144256114
98028217206
103113311308
111358423958
1272a784950
133a8008b53
142176a0952
151334c7923
hexb9915c4c

3113311308 has 12 divisors (see below), whose sum is σ = 7264393080. Its totient is φ = 1037770432.

The previous prime is 3113311277. The next prime is 3113311309. The reversal of 3113311308 is 8031133113.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (3113311309) 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, 129721293 + ... + 129721316.

It is an arithmetic number, because the mean of its divisors is an integer number (605366090).

Almost surely, 23113311308 is an apocalyptic number.

It is an amenable number.

3113311308 is an abundant number, since it is smaller than the sum of its proper divisors (4151081772).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3113311308 is a wasteful number, since it uses less digits than its factorization.

3113311308 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 259442616 (or 259442614 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 24.

The square root of 3113311308 is about 55797.0546534492. The cubic root of 3113311308 is about 1460.1837680738.

The spelling of 3113311308 in words is "three billion, one hundred thirteen million, three hundred eleven thousand, three hundred eight".

Divisors: 1 2 3 4 6 12 259442609 518885218 778327827 1037770436 1556655654 3113311308