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2804472039 = 31277360819
BaseRepresentation
bin1010011100101000…
…1101100011100111
321020110002221101210
42213022031203213
521220421101124
61142141322503
7126332422215
oct24712154347
97213087353
102804472039
11120a062396
12663266433
13359034915
141c8669cb5
1511631ea29
hexa728d8e7

2804472039 has 8 divisors (see below), whose sum is σ = 3768739840. Its totient is φ = 1854926136.

The previous prime is 2804471993. The next prime is 2804472043. The reversal of 2804472039 is 9302744082.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2804472039 - 223 = 2796083431 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2804471988 and 2804472006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2804472059) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 3680029 + ... + 3680790.

It is an arithmetic number, because the mean of its divisors is an integer number (471092480).

Almost surely, 22804472039 is an apocalyptic number.

2804472039 is a deficient number, since it is larger than the sum of its proper divisors (964267801).

2804472039 is a wasteful number, since it uses less digits than its factorization.

2804472039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7360949.

The product of its (nonzero) digits is 96768, while the sum is 39.

The square root of 2804472039 is about 52957.2661586680. The cubic root of 2804472039 is about 1410.2097233437.

The spelling of 2804472039 in words is "two billion, eight hundred four million, four hundred seventy-two thousand, thirty-nine".

Divisors: 1 3 127 381 7360819 22082457 934824013 2804472039