Search a number
-
+
13110122400421 = 176711510204039
BaseRepresentation
bin1011111011000111000000…
…1100000100101010100101
31201102022111222020002110111
42332301300030010222211
53204244012313303141
643514412421453021
72522114024511364
oct276616014045245
951368458202414
1013110122400421
1141a4a76351082
1215789b5571171
1374138263c9b7
1433476758b7db
1517b0573ab381
hexbec70304aa5

13110122400421 has 8 divisors (see below), whose sum is σ = 14088489744960. Its totient is φ = 12154775464128.

The previous prime is 13110122400407. The next prime is 13110122400461. The reversal of 13110122400421 is 12400422101131.

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

It is a cyclic number.

It is not a de Polignac number, because 13110122400421 - 225 = 13110088845989 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13110122400392 and 13110122400401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13110122400461) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5755100881 + ... + 5755103158.

It is an arithmetic number, because the mean of its divisors is an integer number (1761061218120).

Almost surely, 213110122400421 is an apocalyptic number.

It is an amenable number.

13110122400421 is a deficient number, since it is larger than the sum of its proper divisors (978367344539).

13110122400421 is a wasteful number, since it uses less digits than its factorization.

13110122400421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11510204123.

The product of its (nonzero) digits is 384, while the sum is 22.

Adding to 13110122400421 its reverse (12400422101131), we get a palindrome (25510544501552).

The spelling of 13110122400421 in words is "thirteen trillion, one hundred ten billion, one hundred twenty-two million, four hundred thousand, four hundred twenty-one".

Divisors: 1 17 67 1139 11510204039 195673468663 771183670613 13110122400421