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3130200030 = 235195491579
BaseRepresentation
bin1011101010010011…
…0000111111011110
322002011000122012110
42322210300333132
522402312400110
61234335014450
7140366155416
oct27244607736
98064018173
103130200030
111366a09681
1273436a426
133ab670089
14219a19646
15134c11a20
hexba930fde

3130200030 has 32 divisors (see below), whose sum is σ = 7907875200. Its totient is φ = 790787232.

The previous prime is 3130200023. The next prime is 3130200053. The reversal of 3130200030 is 300020313.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 3130199979 and 3130200015.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2745220 + ... + 2746359.

It is an arithmetic number, because the mean of its divisors is an integer number (247121100).

Almost surely, 23130200030 is an apocalyptic number.

3130200030 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3130200030 is an abundant number, since it is smaller than the sum of its proper divisors (4777675170).

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

3130200030 is a wasteful number, since it uses less digits than its factorization.

3130200030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5491608.

The product of its (nonzero) digits is 54, while the sum is 12.

The square root of 3130200030 is about 55948.1905873639. The cubic root of 3130200030 is about 1462.8193519866.

Adding to 3130200030 its reverse (300020313), we get a palindrome (3430220343).

The spelling of 3130200030 in words is "three billion, one hundred thirty million, two hundred thousand, thirty".

Divisors: 1 2 3 5 6 10 15 19 30 38 57 95 114 190 285 570 5491579 10983158 16474737 27457895 32949474 54915790 82373685 104340001 164747370 208680002 313020003 521700005 626040006 1043400010 1565100015 3130200030