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13014512420 = 2257137150831
BaseRepresentation
bin11000001111011100…
…11011001100100100
31020121000002201202112
430013232123030210
5203123203344140
65551230100152
7640340346620
oct140756331444
936530081675
1013014512420
115579397898
12263264a658
1312c53b3430
148b6666180
1551286bc65
hex307b9b324

13014512420 has 48 divisors (see below), whose sum is σ = 33637513728. Its totient is φ = 4118878080.

The previous prime is 13014512419. The next prime is 13014512431. The reversal of 13014512420 is 2421541031.

13014512420 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 3573596 + ... + 3577235.

It is an arithmetic number, because the mean of its divisors is an integer number (700781536).

Almost surely, 213014512420 is an apocalyptic number.

13014512420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13014512420 is an abundant number, since it is smaller than the sum of its proper divisors (20623001308).

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

13014512420 is a wasteful number, since it uses less digits than its factorization.

13014512420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7150860 (or 7150858 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 23.

The spelling of 13014512420 in words is "thirteen billion, fourteen million, five hundred twelve thousand, four hundred twenty".

Divisors: 1 2 4 5 7 10 13 14 20 26 28 35 52 65 70 91 130 140 182 260 364 455 910 1820 7150831 14301662 28603324 35754155 50055817 71508310 92960803 100111634 143016620 185921606 200223268 250279085 371843212 464804015 500558170 650725621 929608030 1001116340 1301451242 1859216060 2602902484 3253628105 6507256210 13014512420