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13709195 = 54758337
BaseRepresentation
bin110100010010…
…111110001011
3221210111110222
4310102332023
512002143240
61205500255
7224345333
oct64227613
927714428
1013709195
117813a15
12471168b
132abcc66
141b6c0c3
15130beb5
hexd12f8b

13709195 has 8 divisors (see below), whose sum is σ = 16801344. Its totient is φ = 10733824.

The previous prime is 13709183. The next prime is 13709221. The reversal of 13709195 is 59190731.

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 13709195 - 28 = 13708939 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28934 + ... + 29403.

It is an arithmetic number, because the mean of its divisors is an integer number (2100168).

Almost surely, 213709195 is an apocalyptic number.

13709195 is a deficient number, since it is larger than the sum of its proper divisors (3092149).

13709195 is an equidigital number, since it uses as much as digits as its factorization.

13709195 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58389.

The product of its (nonzero) digits is 8505, while the sum is 35.

The square root of 13709195 is about 3702.5930103105. The cubic root of 13709195 is about 239.3337715059. Note that the first 3 decimals are identical.

Subtracting 13709195 from its reverse (59190731), we obtain a square (45481536 = 67442).

The spelling of 13709195 in words is "thirteen million, seven hundred nine thousand, one hundred ninety-five".

Divisors: 1 5 47 235 58337 291685 2741839 13709195