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13422283 = 72278447
BaseRepresentation
bin110011001100…
…111011001011
3221020220220121
4303030323023
511414003113
61155404111
7222042010
oct63147313
927226817
1013422283
1176383a6
1245b3637
132a1c4a4
141ad5707
1512a1e8d
hexcccecb

13422283 has 8 divisors (see below), whose sum is σ = 15409152. Its totient is φ = 11452776.

The previous prime is 13422281. The next prime is 13422289. The reversal of 13422283 is 38222431.

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 13422283 - 21 = 13422281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13422281) 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, 2635 + ... + 5812.

It is an arithmetic number, because the mean of its divisors is an integer number (1926144).

Almost surely, 213422283 is an apocalyptic number.

13422283 is a deficient number, since it is larger than the sum of its proper divisors (1986869).

13422283 is an equidigital number, since it uses as much as digits as its factorization.

13422283 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8681.

The product of its digits is 2304, while the sum is 25.

The square root of 13422283 is about 3663.6434051365. The cubic root of 13422283 is about 237.6523594868.

The spelling of 13422283 in words is "thirteen million, four hundred twenty-two thousand, two hundred eighty-three".

Divisors: 1 7 227 1589 8447 59129 1917469 13422283