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13095420 = 223513103163
BaseRepresentation
bin110001111101…
…000111111100
3220122022112120
4301331013330
511323023140
61144402540
7216211032
oct61750774
926568476
1013095420
117434868
124476450
132936790
141a4c552
15123a1d0
hexc7d1fc

13095420 has 96 divisors (see below), whose sum is σ = 40115712. Its totient is φ = 3172608.

The previous prime is 13095413. The next prime is 13095421. The reversal of 13095420 is 2459031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13095421) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 80259 + ... + 80421.

It is an arithmetic number, because the mean of its divisors is an integer number (417872).

Almost surely, 213095420 is an apocalyptic number.

13095420 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 13095420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20057856).

13095420 is an abundant number, since it is smaller than the sum of its proper divisors (27020292).

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

13095420 is a wasteful number, since it uses less digits than its factorization.

13095420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 291 (or 289 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 13095420 is about 3618.7594559462. The cubic root of 13095420 is about 235.7073601533.

The spelling of 13095420 in words is "thirteen million, ninety-five thousand, four hundred twenty".

Divisors: 1 2 3 4 5 6 10 12 13 15 20 26 30 39 52 60 65 78 103 130 156 163 195 206 260 309 326 390 412 489 515 618 652 780 815 978 1030 1236 1339 1545 1630 1956 2060 2119 2445 2678 3090 3260 4017 4238 4890 5356 6180 6357 6695 8034 8476 9780 10595 12714 13390 16068 16789 20085 21190 25428 26780 31785 33578 40170 42380 50367 63570 67156 80340 83945 100734 127140 167890 201468 218257 251835 335780 436514 503670 654771 873028 1007340 1091285 1309542 2182570 2619084 3273855 4365140 6547710 13095420