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13531150235 = 56144364427
BaseRepresentation
bin11001001101000010…
…01111011110011011
31021221000020122121102
430212201033132123
5210202433301420
610114403302015
7656212610411
oct144641173633
937830218542
1013531150235
115813a88499
12275767a90b
131378442495
1492510d2b1
15542dbea75
hex32684f79b

13531150235 has 8 divisors (see below), whose sum is σ = 16503567216. Its totient is φ = 10647462240.

The previous prime is 13531150229. The next prime is 13531150247. The reversal of 13531150235 is 53205113531.

It is a happy number.

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

It is not a de Polignac number, because 13531150235 - 232 = 9236182939 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13531150198 and 13531150207.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 22181909 + ... + 22182518.

It is an arithmetic number, because the mean of its divisors is an integer number (2062945902).

Almost surely, 213531150235 is an apocalyptic number.

13531150235 is a deficient number, since it is larger than the sum of its proper divisors (2972416981).

13531150235 is an equidigital number, since it uses as much as digits as its factorization.

13531150235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44364493.

The product of its (nonzero) digits is 6750, while the sum is 29.

Adding to 13531150235 its reverse (53205113531), we get a palindrome (66736263766).

The spelling of 13531150235 in words is "thirteen billion, five hundred thirty-one million, one hundred fifty thousand, two hundred thirty-five".

Divisors: 1 5 61 305 44364427 221822135 2706230047 13531150235