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2928051304 = 2317109197521
BaseRepresentation
bin1010111010000110…
…1000010001101000
321120001122102021121
42232201220101220
521444040120204
61202314145024
7132363011503
oct25641502150
97501572247
102928051304
111272899312
12698722174
13378812a49
141dac3813a
151220d0b54
hexae868468

2928051304 has 32 divisors (see below), whose sum is σ = 5866403400. Its totient is φ = 1365258240.

The previous prime is 2928051283. The next prime is 2928051319. The reversal of 2928051304 is 4031508292.

It can be written as a sum of positive squares in 4 ways, for example, as 2560562404 + 367488900 = 50602^2 + 19170^2 .

It is a super-2 number, since 2×29280513042 = 17146968877712200832, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a self number, because there is not a number n which added to its sum of digits gives 2928051304.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83937 + ... + 113584.

Almost surely, 22928051304 is an apocalyptic number.

It is an amenable number.

2928051304 is an abundant number, since it is smaller than the sum of its proper divisors (2938352096).

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

2928051304 is a wasteful number, since it uses less digits than its factorization.

2928051304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197653 (or 197649 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 34.

The square root of 2928051304 is about 54111.4710943992. The cubic root of 2928051304 is about 1430.6263746546.

Adding to 2928051304 its reverse (4031508292), we get a palindrome (6959559596).

The spelling of 2928051304 in words is "two billion, nine hundred twenty-eight million, fifty-one thousand, three hundred four".

Divisors: 1 2 4 8 17 34 68 109 136 218 436 872 1853 3706 7412 14824 197521 395042 790084 1580168 3357857 6715714 13431428 21529789 26862856 43059578 86119156 172238312 366006413 732012826 1464025652 2928051304