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34147342686 = 2315736249833
BaseRepresentation
bin11111110011010101…
…110001100101011110
310021010210020201222210
4133303111301211132
51024413204431221
623404224021250
72316126423642
oct376325614536
9107123221883
1034147342686
1113533314a76
12674ba61826
1332b2695022
14191d194c22
15d4cca6276
hex7f357195e

34147342686 has 16 divisors (see below), whose sum is σ = 68729685264. Its totient is φ = 11309947584.

The previous prime is 34147342681. The next prime is 34147342687. The reversal of 34147342686 is 68624374143.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34147342681) 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, 18123975 + ... + 18125858.

It is an arithmetic number, because the mean of its divisors is an integer number (4295605329).

Almost surely, 234147342686 is an apocalyptic number.

34147342686 is an abundant number, since it is smaller than the sum of its proper divisors (34582342578).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

34147342686 is a wasteful number, since it uses less digits than its factorization.

34147342686 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36249995.

The product of its digits is 2322432, while the sum is 48.

The spelling of 34147342686 in words is "thirty-four billion, one hundred forty-seven million, three hundred forty-two thousand, six hundred eighty-six".

Divisors: 1 2 3 6 157 314 471 942 36249833 72499666 108749499 217498998 5691223781 11382447562 17073671343 34147342686