[go: up one dir, main page]

Search a number
-
+
13480272 = 24321319379
BaseRepresentation
bin110011011011…
…000101010000
3221100212110100
4303123011100
511422332042
61200532400
7222403041
oct63330520
927325410
1013480272
117677a23
124621100
132a3c9c0
141b0c8c8
1512b424c
hexcdb150

13480272 has 120 divisors (see below), whose sum is σ = 42879200. Its totient is φ = 3919104.

The previous prime is 13480241. The next prime is 13480283. The reversal of 13480272 is 27208431.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 35379 + ... + 35757.

Almost surely, 213480272 is an apocalyptic number.

13480272 is a gapful number since it is divisible by the number (12) 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 13480272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21439600).

13480272 is an abundant number, since it is smaller than the sum of its proper divisors (29398928).

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

13480272 is a wasteful number, since it uses less digits than its factorization.

13480272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 425 (or 416 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 27.

The square root of 13480272 is about 3671.5489919106. The cubic root of 13480272 is about 237.9941151477.

The spelling of 13480272 in words is "thirteen million, four hundred eighty thousand, two hundred seventy-two".

Divisors: 1 2 3 4 6 8 9 12 13 16 18 19 24 26 36 38 39 48 52 57 72 76 78 104 114 117 144 152 156 171 208 228 234 247 304 312 342 379 456 468 494 624 684 741 758 912 936 988 1137 1368 1482 1516 1872 1976 2223 2274 2736 2964 3032 3411 3952 4446 4548 4927 5928 6064 6822 7201 8892 9096 9854 11856 13644 14402 14781 17784 18192 19708 21603 27288 28804 29562 35568 39416 43206 44343 54576 57608 59124 64809 78832 86412 88686 93613 115216 118248 129618 172824 177372 187226 236496 259236 280839 345648 354744 374452 518472 561678 709488 748904 842517 1036944 1123356 1497808 1685034 2246712 3370068 4493424 6740136 13480272