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13245206066 = 227739238747
BaseRepresentation
bin11000101010111100…
…11100111000110010
31021012002012011221122
430111132130320302
5204111233043231
610030150422242
7646141252061
oct142536347062
937162164848
1013245206066
1156876343a4
122697961982
131331126351
148d91581d8
15527c3a77b
hex31579ce32

13245206066 has 8 divisors (see below), whose sum is σ = 19868608560. Its totient is φ = 6622336548.

The previous prime is 13245206063. The next prime is 13245206099. The reversal of 13245206066 is 66060254231.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (13245206063) 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, 63896 + ... + 174851.

It is an arithmetic number, because the mean of its divisors is an integer number (2483576070).

Almost surely, 213245206066 is an apocalyptic number.

13245206066 is a deficient number, since it is larger than the sum of its proper divisors (6623402494).

13245206066 is a wasteful number, since it uses less digits than its factorization.

13245206066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266488.

The product of its (nonzero) digits is 51840, while the sum is 35.

The spelling of 13245206066 in words is "thirteen billion, two hundred forty-five million, two hundred six thousand, sixty-six".

Divisors: 1 2 27739 55478 238747 477494 6622603033 13245206066