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13094020 = 225654701
BaseRepresentation
bin110001111100…
…110010000100
3220122020121201
4301330302010
511323002040
61144352244
7216203662
oct61746204
926566551
1013094020
117433805
124475684
132935c54
141a4bc32
151239a9a
hexc7cc84

13094020 has 12 divisors (see below), whose sum is σ = 27497484. Its totient is φ = 5237600.

The previous prime is 13094017. The next prime is 13094023. The reversal of 13094020 is 2049031.

It is an interprime number because it is at equal distance from previous prime (13094017) and next prime (13094023).

It can be written as a sum of positive squares in 2 ways, for example, as 4937284 + 8156736 = 2222^2 + 2856^2 .

It is not an unprimeable number, because it can be changed into a prime (13094023) 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 3 ways as a sum of consecutive naturals, for example, 327331 + ... + 327370.

It is an arithmetic number, because the mean of its divisors is an integer number (2291457).

Almost surely, 213094020 is an apocalyptic number.

13094020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13094020 is an abundant number, since it is smaller than the sum of its proper divisors (14403464).

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

13094020 is a wasteful number, since it uses less digits than its factorization.

13094020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 654710 (or 654708 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 13094020 is about 3618.5660143211. The cubic root of 13094020 is about 235.6989602175.

It can be divided in two parts, 1309 and 4020, that added together give a square (5329 = 732).

The spelling of 13094020 in words is "thirteen million, ninety-four thousand, twenty".

Divisors: 1 2 4 5 10 20 654701 1309402 2618804 3273505 6547010 13094020