[go: up one dir, main page]

Search a number
-
+
13340069 = 23619937
BaseRepresentation
bin110010111000…
…110110100101
3221002202010122
4302320312211
511403340234
61153531325
7221250221
oct62706645
927082118
1013340069
117591656
124573b45
1329c0c42
141ab3781
15128792e
hexcb8da5

13340069 has 8 divisors (see below), whose sum is σ = 13957440. Its totient is φ = 12725856.

The previous prime is 13340027. The next prime is 13340111. The reversal of 13340069 is 96004331.

It is an interprime number because it is at equal distance from previous prime (13340027) and next prime (13340111).

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 13340069 - 216 = 13274533 is a prime.

It is a super-2 number, since 2×133400692 = 355914881849522, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13340269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13769 + ... + 14705.

It is an arithmetic number, because the mean of its divisors is an integer number (1744680).

Almost surely, 213340069 is an apocalyptic number.

It is an amenable number.

13340069 is a deficient number, since it is larger than the sum of its proper divisors (617371).

13340069 is an equidigital number, since it uses as much as digits as its factorization.

13340069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1579.

The product of its (nonzero) digits is 1944, while the sum is 26.

The square root of 13340069 is about 3652.4059193907. The cubic root of 13340069 is about 237.1661436568.

The spelling of 13340069 in words is "thirteen million, three hundred forty thousand, sixty-nine".

Divisors: 1 23 619 937 14237 21551 580003 13340069