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5278260 = 22351367101
BaseRepresentation
bin10100001000101000110100
3100221011102010
4110020220310
52322401020
6305044220
762602341
oct24105064
910834363
105278260
112a856a9
121926670
13112a640
149b57c8
156e3de0
hex508a34

5278260 has 96 divisors (see below), whose sum is σ = 16313472. Its totient is φ = 1267200.

The previous prime is 5278253. The next prime is 5278271. The reversal of 5278260 is 628725.

5278260 = T57 + T58 + ... + T316.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 52210 + ... + 52310.

It is an arithmetic number, because the mean of its divisors is an integer number (169932).

Almost surely, 25278260 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5278260, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8156736).

5278260 is an abundant number, since it is smaller than the sum of its proper divisors (11035212).

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

5278260 is a wasteful number, since it uses less digits than its factorization.

5278260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193 (or 191 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 30.

The square root of 5278260 is about 2297.4464085153. The cubic root of 5278260 is about 174.1126236126.

The spelling of 5278260 in words is "five million, two hundred seventy-eight thousand, two hundred sixty".

Divisors: 1 2 3 4 5 6 10 12 13 15 20 26 30 39 52 60 65 67 78 101 130 134 156 195 201 202 260 268 303 335 390 402 404 505 606 670 780 804 871 1005 1010 1212 1313 1340 1515 1742 2010 2020 2613 2626 3030 3484 3939 4020 4355 5226 5252 6060 6565 6767 7878 8710 10452 13065 13130 13534 15756 17420 19695 20301 26130 26260 27068 33835 39390 40602 52260 67670 78780 81204 87971 101505 135340 175942 203010 263913 351884 406020 439855 527826 879710 1055652 1319565 1759420 2639130 5278260