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13347340 = 225667367
BaseRepresentation
bin110010111010…
…101000001100
3221010010002221
4302322220030
511404103330
61154025124
7221310346
oct62725014
927103087
1013347340
117597066
1245781a4
1329c4346
141ab6296
151289b7a
hexcbaa0c

13347340 has 12 divisors (see below), whose sum is σ = 28029456. Its totient is φ = 5338928.

The previous prime is 13347331. The next prime is 13347353. The reversal of 13347340 is 4374331.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 333664 + ... + 333703.

It is an arithmetic number, because the mean of its divisors is an integer number (2335788).

Almost surely, 213347340 is an apocalyptic number.

13347340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13347340 is an abundant number, since it is smaller than the sum of its proper divisors (14682116).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13347340 is a wasteful number, since it uses less digits than its factorization.

13347340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 667376 (or 667374 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 25.

The square root of 13347340 is about 3653.4011550882. The cubic root of 13347340 is about 237.2092249388.

The spelling of 13347340 in words is "thirteen million, three hundred forty-seven thousand, three hundred forty".

Divisors: 1 2 4 5 10 20 667367 1334734 2669468 3336835 6673670 13347340