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30120013310 = 256149377071
BaseRepresentation
bin11100000011010010…
…101110110111111110
32212202010010012200112
4130003102232313332
5443141210411220
621500440230022
72114254613612
oct340322566776
985663105615
1030120013310
1111856a64892
125a0716b312
132ac01c50aa
14165a369342
15bb44335c5
hex7034aedfe

30120013310 has 16 divisors (see below), whose sum is σ = 55104812352. Its totient is φ = 11850496800.

The previous prime is 30120013237. The next prime is 30120013333. The reversal of 30120013310 is 1331002103.

It is a super-2 number, since 2×301200133102 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24687926 + ... + 24689145.

It is an arithmetic number, because the mean of its divisors is an integer number (3444050772).

Almost surely, 230120013310 is an apocalyptic number.

30120013310 is a deficient number, since it is larger than the sum of its proper divisors (24984799042).

30120013310 is a wasteful number, since it uses less digits than its factorization.

30120013310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49377139.

The product of its (nonzero) digits is 54, while the sum is 14.

Adding to 30120013310 its reverse (1331002103), we get a palindrome (31451015413).

The spelling of 30120013310 in words is "thirty billion, one hundred twenty million, thirteen thousand, three hundred ten".

Divisors: 1 2 5 10 61 122 305 610 49377071 98754142 246885355 493770710 3012001331 6024002662 15060006655 30120013310