Search a number
-
+
13102032322331 = 103072312711497
BaseRepresentation
bin1011111010101000110111…
…1110110111111100011011
31201101112122011022112122122
42332222031332313330123
53204130430233303311
643510553543211455
72521406401132031
oct276521576677433
951345564275578
1013102032322331
1141a15a4749727
121577318146b8b
1374069354b244
143341dad56551
1517ac3201b0db
hexbea8dfb7f1b

13102032322331 has 4 divisors (see below), whose sum is σ = 13102046064552. Its totient is φ = 13102018580112.

The previous prime is 13102032322303. The next prime is 13102032322369. The reversal of 13102032322331 is 13322323020131.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 13102032322331 - 234 = 13084852453147 is a prime.

It is a super-2 number, since 2×131020323223312 (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13102032322331.

It is not an unprimeable number, because it can be changed into a prime (13102032321331) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5325026 + ... + 7386471.

It is an arithmetic number, because the mean of its divisors is an integer number (3275511516138).

Almost surely, 213102032322331 is an apocalyptic number.

13102032322331 is a deficient number, since it is larger than the sum of its proper divisors (13742221).

13102032322331 is a wasteful number, since it uses less digits than its factorization.

13102032322331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13742220.

The product of its (nonzero) digits is 3888, while the sum is 26.

Adding to 13102032322331 its reverse (13322323020131), we get a palindrome (26424355342462).

The spelling of 13102032322331 in words is "thirteen trillion, one hundred two billion, thirty-two million, three hundred twenty-two thousand, three hundred thirty-one".

Divisors: 1 1030723 12711497 13102032322331