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13322071 = 72271879
BaseRepresentation
bin110010110100…
…011101010111
3221001211110001
4302310131113
511402301241
61153312131
7221143600
oct62643527
927054401
1013322071
11757a084
124565647
1329b59a9
141aaada7
151282431
hexcb4757

13322071 has 6 divisors (see below), whose sum is σ = 15497160. Its totient is φ = 11418876.

The previous prime is 13322069. The next prime is 13322087. The reversal of 13322071 is 17022331.

It is not a de Polignac number, because 13322071 - 21 = 13322069 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13322011) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 135891 + ... + 135988.

It is an arithmetic number, because the mean of its divisors is an integer number (2582860).

Almost surely, 213322071 is an apocalyptic number.

13322071 is a deficient number, since it is larger than the sum of its proper divisors (2175089).

13322071 is an equidigital number, since it uses as much as digits as its factorization.

13322071 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271893 (or 271886 counting only the distinct ones).

The product of its (nonzero) digits is 252, while the sum is 19.

The square root of 13322071 is about 3649.9412324036. The cubic root of 13322071 is about 237.0594366289.

It can be divided in two parts, 1332 and 2071, that multiplied together give a palindrome (2758572).

The spelling of 13322071 in words is "thirteen million, three hundred twenty-two thousand, seventy-one".

Divisors: 1 7 49 271879 1903153 13322071