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13102080 = 21035853
BaseRepresentation
bin110001111110…
…110000000000
3220122122200020
4301332300000
511323231310
61144453440
7216236325
oct61766000
926578606
1013102080
117439872
12447a280
132939814
141a50b4c
15123c170
hexc7ec00

13102080 has 88 divisors (see below), whose sum is σ = 41955312. Its totient is φ = 3489792.

The previous prime is 13102079. The next prime is 13102091. The reversal of 13102080 is 8020131.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14934 + ... + 15786.

Almost surely, 213102080 is an apocalyptic number.

13102080 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 13102080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20977656).

13102080 is an abundant number, since it is smaller than the sum of its proper divisors (28853232).

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

13102080 is an equidigital number, since it uses as much as digits as its factorization.

13102080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 881 (or 863 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 13102080 is about 3619.6795438270. The cubic root of 13102080 is about 235.7473116522.

The spelling of 13102080 in words is "thirteen million, one hundred two thousand, eighty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 64 80 96 120 128 160 192 240 256 320 384 480 512 640 768 853 960 1024 1280 1536 1706 1920 2559 2560 3072 3412 3840 4265 5118 5120 6824 7680 8530 10236 12795 13648 15360 17060 20472 25590 27296 34120 40944 51180 54592 68240 81888 102360 109184 136480 163776 204720 218368 272960 327552 409440 436736 545920 655104 818880 873472 1091840 1310208 1637760 2183680 2620416 3275520 4367360 6551040 13102080