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13269020 = 2256071093
BaseRepresentation
bin110010100111…
…100000011100
3220222010200012
4302213200130
511344102040
61152222352
7220533122
oct62474034
926863605
1013269020
117543236
12453a9b8
1329977bb
141a95912
151271865
hexca781c

13269020 has 24 divisors (see below), whose sum is σ = 27936384. Its totient is φ = 5294016.

The previous prime is 13269017. The next prime is 13269029. The reversal of 13269020 is 2096231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13269029) 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 7 ways as a sum of consecutive naturals, for example, 11594 + ... + 12686.

It is an arithmetic number, because the mean of its divisors is an integer number (1164016).

Almost surely, 213269020 is an apocalyptic number.

13269020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13269020 is an abundant number, since it is smaller than the sum of its proper divisors (14667364).

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

13269020 is a wasteful number, since it uses less digits than its factorization.

13269020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1709 (or 1707 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 13269020 is about 3642.6666056613. Note that the first 4 decimals coincide. The cubic root of 13269020 is about 236.7443462085.

The spelling of 13269020 in words is "thirteen million, two hundred sixty-nine thousand, twenty".

Divisors: 1 2 4 5 10 20 607 1093 1214 2186 2428 3035 4372 5465 6070 10930 12140 21860 663451 1326902 2653804 3317255 6634510 13269020