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13340898 = 2321634547
BaseRepresentation
bin110010111001…
…000011100010
3221002210021100
4302321003202
511403402043
61153535230
7221252514
oct62710342
927083240
1013340898
11759223a
124574516
1329c142c
141ab3bb4
151287cd3
hexcb90e2

13340898 has 24 divisors (see below), whose sum is σ = 29089008. Its totient is φ = 4418712.

The previous prime is 13340891. The next prime is 13340911. The reversal of 13340898 is 89804331.

It is not an unprimeable number, because it can be changed into a prime (13340891) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 661 + ... + 5207.

It is an arithmetic number, because the mean of its divisors is an integer number (1212042).

Almost surely, 213340898 is an apocalyptic number.

13340898 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

13340898 is an abundant number, since it is smaller than the sum of its proper divisors (15748110).

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

13340898 is a wasteful number, since it uses less digits than its factorization.

13340898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4718 (or 4715 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 13340898 is about 3652.5194044659. The cubic root of 13340898 is about 237.1710563415.

The spelling of 13340898 in words is "thirteen million, three hundred forty thousand, eight hundred ninety-eight".

Divisors: 1 2 3 6 9 18 163 326 489 978 1467 2934 4547 9094 13641 27282 40923 81846 741161 1482322 2223483 4446966 6670449 13340898