Search a number
-
+
2979048925 = 52299474339
BaseRepresentation
bin1011000110010000…
…1010110111011101
321200121121100212101
42301210022313131
522100114031200
61211335205101
7133552332556
oct26144126735
97617540771
102979048925
111299660606
126b1816791
1338625a258
1420391132d
1512680626a
hexb190addd

2979048925 has 24 divisors (see below), whose sum is σ = 3826317600. Its totient is φ = 2298098880.

The previous prime is 2979048899. The next prime is 2979048949. The reversal of 2979048925 is 5298409792.

It is not a de Polignac number, because 2979048925 - 213 = 2979040733 is a prime.

It is a hoax number, since the sum of its digits (55) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

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 23 ways as a sum of consecutive naturals, for example, 684406 + ... + 688744.

It is an arithmetic number, because the mean of its divisors is an integer number (159429900).

Almost surely, 22979048925 is an apocalyptic number.

2979048925 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2979048925 is a deficient number, since it is larger than the sum of its proper divisors (847268675).

2979048925 is a wasteful number, since it uses less digits than its factorization.

2979048925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5325 (or 5320 counting only the distinct ones).

The product of its (nonzero) digits is 3265920, while the sum is 55.

The square root of 2979048925 is about 54580.6643876749. The cubic root of 2979048925 is about 1438.8843153709.

The spelling of 2979048925 in words is "two billion, nine hundred seventy-nine million, forty-eight thousand, nine hundred twenty-five".

Divisors: 1 5 25 29 145 725 947 4339 4735 21695 23675 27463 108475 125831 137315 629155 686575 3145775 4109033 20545165 102725825 119161957 595809785 2979048925