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6700810712145 = 351164363158591
BaseRepresentation
bin110000110000010011101…
…1100010011010001010001
3212201120222000112101121220
41201200213130103101101
51334241230020242040
622130150540435253
71261055223165024
oct141404734232121
925646860471556
106700810712145
112153885a59090
129027b3b48b29
13397b64760664
1419246ca4b1bb
15b94842d12d0
hex61827713451

6700810712145 has 32 divisors (see below), whose sum is σ = 11714150375424. Its totient is φ = 3243825182400.

The previous prime is 6700810712111. The next prime is 6700810712149. The reversal of 6700810712145 is 5412170180076.

It is not a de Polignac number, because 6700810712145 - 26 = 6700810712081 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6700810712097 and 6700810712106.

It is not an unprimeable number, because it can be changed into a prime (6700810712149) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 31473201 + ... + 31685390.

It is an arithmetic number, because the mean of its divisors is an integer number (366067199232).

Almost surely, 26700810712145 is an apocalyptic number.

It is an amenable number.

6700810712145 is a deficient number, since it is larger than the sum of its proper divisors (5013339663279).

6700810712145 is a wasteful number, since it uses less digits than its factorization.

6700810712145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63159253.

The product of its (nonzero) digits is 94080, while the sum is 42.

The spelling of 6700810712145 in words is "six trillion, seven hundred billion, eight hundred ten million, seven hundred twelve thousand, one hundred forty-five".

Divisors: 1 3 5 11 15 33 55 165 643 1929 3215 7073 9645 21219 35365 106095 63158591 189475773 315792955 694744501 947378865 2084233503 3473722505 10421167515 40610974013 121832922039 203054870065 446720714143 609164610195 1340162142429 2233603570715 6700810712145