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13122232030 = 251312223203
BaseRepresentation
bin11000011100010010…
…10101111011011110
31020212111210110021201
430032021111323132
5203333242411110
610010034550114
7643116063145
oct141611257336
936774713251
1013122232030
115624181166
12266273833a
1313117ca84b
148c6aa675c
1551c048b3a
hex30e255ede

13122232030 has 8 divisors (see below), whose sum is σ = 23620017672. Its totient is φ = 5248892808.

The previous prime is 13122232027. The next prime is 13122232031. The reversal of 13122232030 is 3023222131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 13122231989 and 13122232007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13122232031) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 656111592 + ... + 656111611.

It is an arithmetic number, because the mean of its divisors is an integer number (2952502209).

Almost surely, 213122232030 is an apocalyptic number.

13122232030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13122232030 is a deficient number, since it is larger than the sum of its proper divisors (10497785642).

13122232030 is a wasteful number, since it uses less digits than its factorization.

13122232030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1312223210.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 13122232030 its reverse (3023222131), we get a palindrome (16145454161).

The spelling of 13122232030 in words is "thirteen billion, one hundred twenty-two million, two hundred thirty-two thousand, thirty".

Divisors: 1 2 5 10 1312223203 2624446406 6561116015 13122232030