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3031412125 = 5373464471
BaseRepresentation
bin1011010010101111…
…1010110110011101
321211021010200200011
42310223322312131
522202020142000
61220445403221
7135056402140
oct26453726635
97737120604
103031412125
111316175885
12707269511
133940621b1
1420a862057
1512b1eb2ba
hexb4afad9d

3031412125 has 16 divisors (see below), whose sum is σ = 4323661056. Its totient is φ = 2078682000.

The previous prime is 3031412123. The next prime is 3031412129. The reversal of 3031412125 is 5212141303.

It is a happy number.

It is not a de Polignac number, because 3031412125 - 21 = 3031412123 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3031412096 and 3031412105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3031412123) 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, 1731361 + ... + 1733110.

It is an arithmetic number, because the mean of its divisors is an integer number (270228816).

Almost surely, 23031412125 is an apocalyptic number.

3031412125 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3031412125 is a deficient number, since it is larger than the sum of its proper divisors (1292248931).

3031412125 is an equidigital number, since it uses as much as digits as its factorization.

3031412125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3464493 (or 3464483 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 3031412125 is about 55058.2611875820. The cubic root of 3031412125 is about 1447.2658942106.

Adding to 3031412125 its reverse (5212141303), we get a palindrome (8243553428).

The spelling of 3031412125 in words is "three billion, thirty-one million, four hundred twelve thousand, one hundred twenty-five".

Divisors: 1 5 7 25 35 125 175 875 3464471 17322355 24251297 86611775 121256485 433058875 606282425 3031412125