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108813379 = 1731206477
BaseRepresentation
bin1100111110001…
…01110001000011
321120202021220011
412133011301003
5210324012004
614444125351
72460620113
oct637056103
9246667804
10108813379
1156471114
1230536857
131970b21c
1410647043
159846004
hex67c5c43

108813379 has 8 divisors (see below), whose sum is σ = 118931328. Its totient is φ = 99108480.

The previous prime is 108813377. The next prime is 108813401. The reversal of 108813379 is 973318801.

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 108813379 - 21 = 108813377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (108813373) 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, 102712 + ... + 103765.

It is an arithmetic number, because the mean of its divisors is an integer number (14866416).

Almost surely, 2108813379 is an apocalyptic number.

108813379 is a deficient number, since it is larger than the sum of its proper divisors (10117949).

108813379 is a wasteful number, since it uses less digits than its factorization.

108813379 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206525.

The product of its (nonzero) digits is 36288, while the sum is 40.

The square root of 108813379 is about 10431.3651551463. The cubic root of 108813379 is about 477.4128441204.

The spelling of 108813379 in words is "one hundred eight million, eight hundred thirteen thousand, three hundred seventy-nine".

Divisors: 1 17 31 527 206477 3510109 6400787 108813379