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2808025048 = 2317197511447
BaseRepresentation
bin1010011101011111…
…0000111111011000
321020200210110012201
42213113300333120
521222323300143
61142345415544
7126404550643
oct24727607730
97220713181
102808025048
111211069864
1266449a5b4
133599a9baa
141c8d12a5a
151167c264d
hexa75f0fd8

2808025048 has 64 divisors (see below), whose sum is σ = 5880038400. Its totient is φ = 1249344000.

The previous prime is 2808025039. The next prime is 2808025049. The reversal of 2808025048 is 8405208082.

It is a junction number, because it is equal to n+sod(n) for n = 2808024998 and 2808025016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2808025049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1939861 + ... + 1941307.

It is an arithmetic number, because the mean of its divisors is an integer number (91875600).

Almost surely, 22808025048 is an apocalyptic number.

It is an amenable number.

2808025048 is an abundant number, since it is smaller than the sum of its proper divisors (3072013352).

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

2808025048 is a wasteful number, since it uses less digits than its factorization.

2808025048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2240 (or 2236 counting only the distinct ones).

The product of its (nonzero) digits is 40960, while the sum is 37.

The square root of 2808025048 is about 52990.8015413996. The cubic root of 2808025048 is about 1410.8050075082.

The spelling of 2808025048 in words is "two billion, eight hundred eight million, twenty-five thousand, forty-eight".

Divisors: 1 2 4 8 17 19 34 38 68 76 136 152 323 646 751 1292 1447 1502 2584 2894 3004 5788 6008 11576 12767 14269 24599 25534 27493 28538 49198 51068 54986 57076 98396 102136 109972 114152 196792 219944 242573 467381 485146 934762 970292 1086697 1869524 1940584 2173394 3739048 4346788 8693576 18473849 20647243 36947698 41294486 73895396 82588972 147790792 165177944 351003131 702006262 1404012524 2808025048