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109013395 = 521802679
BaseRepresentation
bin1100111111101…
…10100110010011
321121010110021011
412133312212103
5210401412040
614452311351
72462412211
oct637664623
9247113234
10109013395
1156598417
1230612557
131977b28a
1410699cb1
1598853ea
hex67f6993

109013395 has 4 divisors (see below), whose sum is σ = 130816080. Its totient is φ = 87210712.

The previous prime is 109013381. The next prime is 109013459. The reversal of 109013395 is 593310901.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 593310901 = 2232660587.

It is a cyclic number.

It is not a de Polignac number, because 109013395 - 25 = 109013363 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10901335 + ... + 10901344.

It is an arithmetic number, because the mean of its divisors is an integer number (32704020).

Almost surely, 2109013395 is an apocalyptic number.

109013395 is a deficient number, since it is larger than the sum of its proper divisors (21802685).

109013395 is an equidigital number, since it uses as much as digits as its factorization.

109013395 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21802684.

The product of its (nonzero) digits is 3645, while the sum is 31.

The square root of 109013395 is about 10440.9479933577. The cubic root of 109013395 is about 477.7051848826.

The spelling of 109013395 in words is "one hundred nine million, thirteen thousand, three hundred ninety-five".

Divisors: 1 5 21802679 109013395