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2628204260 = 2251119628757
BaseRepresentation
bin1001110010100111…
…0011011011100100
320210011102121110112
42130221303123210
520340310014020
61112443312152
7122062240043
oct23451633344
96704377415
102628204260
111129609840
1261421b658
1332b669766
141ad0a455a
15105b022c5
hex9ca736e4

2628204260 has 48 divisors (see below), whose sum is σ = 6337880640. Its totient is φ = 905408640.

The previous prime is 2628204259. The next prime is 2628204281. The reversal of 2628204260 is 624028262.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 310199 + ... + 318558.

It is an arithmetic number, because the mean of its divisors is an integer number (132039180).

Almost surely, 22628204260 is an apocalyptic number.

2628204260 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2628204260 is an abundant number, since it is smaller than the sum of its proper divisors (3709676380).

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

2628204260 is a wasteful number, since it uses less digits than its factorization.

2628204260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 628796 (or 628794 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 32.

The square root of 2628204260 is about 51266.0146685892. The cubic root of 2628204260 is about 1380.0231495101.

The spelling of 2628204260 in words is "two billion, six hundred twenty-eight million, two hundred four thousand, two hundred sixty".

Divisors: 1 2 4 5 10 11 19 20 22 38 44 55 76 95 110 190 209 220 380 418 836 1045 2090 4180 628757 1257514 2515028 3143785 6287570 6916327 11946383 12575140 13832654 23892766 27665308 34581635 47785532 59731915 69163270 119463830 131410213 138326540 238927660 262820426 525640852 657051065 1314102130 2628204260