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3013130125 = 5388127361
BaseRepresentation
bin1011001110011000…
…1011011110001101
321202222201212111001
42303212023132031
522132330131000
61214553500301
7134445116635
oct26346133615
97688655431
103013130125
111306919295
12701111691
13390330a45
142082636c5
151297d946a
hexb398b78d

3013130125 has 16 divisors (see below), whose sum is σ = 3764792304. Its totient is φ = 2407680000.

The previous prime is 3013130119. The next prime is 3013130129. The reversal of 3013130125 is 5210313103.

It can be written as a sum of positive squares in 8 ways, for example, as 1335244681 + 1677885444 = 36541^2 + 40962^2 .

It is not a de Polignac number, because 3013130125 - 23 = 3013130117 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3013130129) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 96445 + ... + 123805.

It is an arithmetic number, because the mean of its divisors is an integer number (235299519).

Almost surely, 23013130125 is an apocalyptic number.

It is an amenable number.

3013130125 is a deficient number, since it is larger than the sum of its proper divisors (751662179).

3013130125 is an equidigital number, since it uses as much as digits as its factorization.

3013130125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28257 (or 28247 counting only the distinct ones).

The product of its (nonzero) digits is 270, while the sum is 19.

The square root of 3013130125 is about 54891.9859815620. The cubic root of 3013130125 is about 1444.3506099739.

Adding to 3013130125 its reverse (5210313103), we get a palindrome (8223443228).

The spelling of 3013130125 in words is "three billion, thirteen million, one hundred thirty thousand, one hundred twenty-five".

Divisors: 1 5 25 125 881 4405 22025 27361 110125 136805 684025 3420125 24105041 120525205 602626025 3013130125