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13013120230 = 2511139851087
BaseRepresentation
bin11000001111010010…
…00111010011100110
31020120220111000000221
430013221013103212
5203122324321410
65551140154554
7640322461015
oct140751072346
936526430027
1013013120230
115578626920
122632098a5a
1312c5016856
148b63c2a7c
155126944da
hex307a474e6

13013120230 has 32 divisors (see below), whose sum is σ = 25736901120. Its totient is φ = 4697994720.

The previous prime is 13013120161. The next prime is 13013120269. The reversal of 13013120230 is 3202131031.

13013120230 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 410254 + ... + 440833.

It is an arithmetic number, because the mean of its divisors is an integer number (804278160).

Almost surely, 213013120230 is an apocalyptic number.

13013120230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13013120230 is a deficient number, since it is larger than the sum of its proper divisors (12723780890).

13013120230 is a wasteful number, since it uses less digits than its factorization.

13013120230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 851244.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 13013120230 its reverse (3202131031), we get a palindrome (16215251261).

The spelling of 13013120230 in words is "thirteen billion, thirteen million, one hundred twenty thousand, two hundred thirty".

Divisors: 1 2 5 10 11 22 55 110 139 278 695 1390 1529 3058 7645 15290 851087 1702174 4255435 8510870 9361957 18723914 46809785 93619570 118301093 236602186 591505465 1183010930 1301312023 2602624046 6506560115 13013120230