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13069020 = 2235673251
BaseRepresentation
bin110001110110…
…101011011100
3220120222022210
4301312223130
511321202040
61144040420
7216041046
oct61665334
926528283
1013069020
117416a48
124463110
132927763
141a42a96
151232480
hexc76adc

13069020 has 48 divisors (see below), whose sum is σ = 37150848. Its totient is φ = 3432000.

The previous prime is 13069019. The next prime is 13069051. The reversal of 13069020 is 2096031.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2395 + ... + 5645.

It is an arithmetic number, because the mean of its divisors is an integer number (773976).

Almost surely, 213069020 is an apocalyptic number.

13069020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13069020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18575424).

13069020 is an abundant number, since it is smaller than the sum of its proper divisors (24081828).

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

13069020 is a wasteful number, since it uses less digits than its factorization.

13069020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3330 (or 3328 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 21.

The square root of 13069020 is about 3615.1099568340. The cubic root of 13069020 is about 235.5488604495.

The spelling of 13069020 in words is "thirteen million, sixty-nine thousand, twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 67 134 201 268 335 402 670 804 1005 1340 2010 3251 4020 6502 9753 13004 16255 19506 32510 39012 48765 65020 97530 195060 217817 435634 653451 871268 1089085 1306902 2178170 2613804 3267255 4356340 6534510 13069020