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14311193 = 133729753
BaseRepresentation
bin110110100101…
…111100011001
3222221002021012
4312211330121
512130424233
61230423305
7232433411
oct66457431
928832235
1014311193
118095236
124961b35
132c70c80
141c87641
1513ca548
hexda5f19

14311193 has 8 divisors (see below), whose sum is σ = 15829128. Its totient is φ = 12852864.

The previous prime is 14311189. The next prime is 14311207. The reversal of 14311193 is 39111341.

It can be written as a sum of positive squares in 4 ways, for example, as 6538249 + 7772944 = 2557^2 + 2788^2 .

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 14311193 - 22 = 14311189 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14311163) 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, 14396 + ... + 15357.

It is an arithmetic number, because the mean of its divisors is an integer number (1978641).

Almost surely, 214311193 is an apocalyptic number.

14311193 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

14311193 is a deficient number, since it is larger than the sum of its proper divisors (1517935).

14311193 is a wasteful number, since it uses less digits than its factorization.

14311193 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29803.

The product of its digits is 324, while the sum is 23.

The square root of 14311193 is about 3783.0137456795. The cubic root of 14311193 is about 242.7869165708.

The spelling of 14311193 in words is "fourteen million, three hundred eleven thousand, one hundred ninety-three".

Divisors: 1 13 37 481 29753 386789 1100861 14311193