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10981327 = 72368207
BaseRepresentation
bin101001111000…
…111111001111
3202122220112211
4221320333033
510302400302
61031211251
7162224350
oct51707717
922586484
1010981327
116220485
123816b27
132376436
14165bd27
15e6dad7
hexa78fcf

10981327 has 8 divisors (see below), whose sum is σ = 13095936. Its totient is φ = 9003192.

The previous prime is 10981319. The next prime is 10981331. The reversal of 10981327 is 72318901.

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 10981327 - 23 = 10981319 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10981307) 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, 33943 + ... + 34264.

It is an arithmetic number, because the mean of its divisors is an integer number (1636992).

Almost surely, 210981327 is an apocalyptic number.

10981327 is a deficient number, since it is larger than the sum of its proper divisors (2114609).

10981327 is an equidigital number, since it uses as much as digits as its factorization.

10981327 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68237.

The product of its (nonzero) digits is 3024, while the sum is 31.

The square root of 10981327 is about 3313.8085339983. The cubic root of 10981327 is about 222.2720942048.

The spelling of 10981327 in words is "ten million, nine hundred eighty-one thousand, three hundred twenty-seven".

Divisors: 1 7 23 161 68207 477449 1568761 10981327