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3130353420 = 223552172557
BaseRepresentation
bin1011101010010101…
…0110011100001100
322002011022102121120
42322211112130030
522402332302140
61234342200540
7140400364545
oct27245263414
98064272546
103130353420
111367003947
12734423150
133ab6c4b3c
14219a594cc
15134c421d0
hexba95670c

3130353420 has 24 divisors (see below), whose sum is σ = 8764989744. Its totient is φ = 834760896.

The previous prime is 3130353329. The next prime is 3130353427. The reversal of 3130353420 is 243530313.

It is a happy number.

3130353420 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×31303534202 = 19598225068211392800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3130353427) 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, 26086219 + ... + 26086338.

It is an arithmetic number, because the mean of its divisors is an integer number (365207906).

Almost surely, 23130353420 is an apocalyptic number.

3130353420 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3130353420 is an abundant number, since it is smaller than the sum of its proper divisors (5634636324).

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

3130353420 is a wasteful number, since it uses less digits than its factorization.

3130353420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52172569 (or 52172567 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 24.

The square root of 3130353420 is about 55949.5613923827. The cubic root of 3130353420 is about 1462.8432459011.

Adding to 3130353420 its reverse (243530313), we get a palindrome (3373883733).

The spelling of 3130353420 in words is "three billion, one hundred thirty million, three hundred fifty-three thousand, four hundred twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 52172557 104345114 156517671 208690228 260862785 313035342 521725570 626070684 782588355 1043451140 1565176710 3130353420