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1312425110 = 25131242511
BaseRepresentation
bin100111000111010…
…0000010010010110
310101110120002210102
41032032200102112
510141440100420
6334121454102
744344300163
oct11616402226
93343502712
101312425110
11613914457
12307641332
1317bb98609
14c643706a
157a346a75
hex4e3a0496

1312425110 has 8 divisors (see below), whose sum is σ = 2362365216. Its totient is φ = 524970040.

The previous prime is 1312425097. The next prime is 1312425119. The reversal of 1312425110 is 115242131.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1312425119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65621246 + ... + 65621265.

It is an arithmetic number, because the mean of its divisors is an integer number (295295652).

Almost surely, 21312425110 is an apocalyptic number.

1312425110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1312425110 is a deficient number, since it is larger than the sum of its proper divisors (1049940106).

1312425110 is a wasteful number, since it uses less digits than its factorization.

1312425110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131242518.

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 1312425110 is about 36227.4082705346. The cubic root of 1312425110 is about 1094.8589603100.

Adding to 1312425110 its reverse (115242131), we get a palindrome (1427667241).

The spelling of 1312425110 in words is "one billion, three hundred twelve million, four hundred twenty-five thousand, one hundred ten".

Divisors: 1 2 5 10 131242511 262485022 656212555 1312425110