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2904137525 = 52116165501
BaseRepresentation
bin1010110100011001…
…1001111100110101
321111101122110202002
42231012121330311
521421424400100
61200101425045
7131652522152
oct25506317465
97441573662
102904137525
111260345563
1269070b185
1337388c093
141d79b1229
1511ee5a2d5
hexad199f35

2904137525 has 6 divisors (see below), whose sum is σ = 3601130562. Its totient is φ = 2323310000.

The previous prime is 2904137507. The next prime is 2904137531. The reversal of 2904137525 is 5257314092.

It can be written as a sum of positive squares in 3 ways, for example, as 520159249 + 2383978276 = 22807^2 + 48826^2 .

It is not a de Polignac number, because 2904137525 - 212 = 2904133429 is a prime.

It is a super-2 number, since 2×29041375252 = 16868029528226251250, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 58082726 + ... + 58082775.

It is an arithmetic number, because the mean of its divisors is an integer number (600188427).

Almost surely, 22904137525 is an apocalyptic number.

2904137525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2904137525 is a deficient number, since it is larger than the sum of its proper divisors (696993037).

2904137525 is a wasteful number, since it uses less digits than its factorization.

2904137525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116165511 (or 116165506 counting only the distinct ones).

The product of its (nonzero) digits is 75600, while the sum is 38.

The square root of 2904137525 is about 53890.0503339902. The cubic root of 2904137525 is about 1426.7210190216.

It can be divided in two parts, 29041 and 37525, that added together give a palindrome (66566).

The spelling of 2904137525 in words is "two billion, nine hundred four million, one hundred thirty-seven thousand, five hundred twenty-five".

Divisors: 1 5 25 116165501 580827505 2904137525