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13254142430 = 2510760720407
BaseRepresentation
bin11000101100000001…
…00010100111011110
31021012201000012100002
430112000202213132
5204121030024210
610031110134302
7646310231444
oct142600424736
937181005302
1013254142430
115691688421
12269a951392
131332c34a39
148da402b94
155289034a5
hex3160229de

13254142430 has 32 divisors (see below), whose sum is σ = 24121276416. Its totient is φ = 5243199264.

The previous prime is 13254142387. The next prime is 13254142459. The reversal of 13254142430 is 3424145231.

It is a junction number, because it is equal to n+sod(n) for n = 13254142393 and 13254142402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 639287 + ... + 659693.

It is an arithmetic number, because the mean of its divisors is an integer number (753789888).

Almost surely, 213254142430 is an apocalyptic number.

13254142430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13254142430 is a deficient number, since it is larger than the sum of its proper divisors (10867133986).

13254142430 is a wasteful number, since it uses less digits than its factorization.

13254142430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21128.

The product of its (nonzero) digits is 11520, while the sum is 29.

Adding to 13254142430 its reverse (3424145231), we get a palindrome (16678287661).

The spelling of 13254142430 in words is "thirteen billion, two hundred fifty-four million, one hundred forty-two thousand, four hundred thirty".

Divisors: 1 2 5 10 107 214 535 607 1070 1214 3035 6070 20407 40814 64949 102035 129898 204070 324745 649490 2183549 4367098 10917745 12387049 21835490 24774098 61935245 123870490 1325414243 2650828486 6627071215 13254142430