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1313013401 = 7316050753
BaseRepresentation
bin100111001000010…
…1111111010011001
310101111122222202222
41032100233322121
510142112412101
6334142233425
744352300260
oct11620577231
93344588688
101313013401
11614186447
12307885875
1317c04330b
14c654b5d7
157a41101b
hex4e42fe99

1313013401 has 8 divisors (see below), whose sum is σ = 1548993024. Its totient is φ = 1089135360.

The previous prime is 1313013341. The next prime is 1313013431. The reversal of 1313013401 is 1043103131.

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

It is a cyclic number.

It is not a de Polignac number, because 1313013401 - 26 = 1313013337 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1313013401.

It is not an unprimeable number, because it can be changed into a prime (1313013431) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 3025160 + ... + 3025593.

It is an arithmetic number, because the mean of its divisors is an integer number (193624128).

Almost surely, 21313013401 is an apocalyptic number.

It is an amenable number.

1313013401 is a deficient number, since it is larger than the sum of its proper divisors (235979623).

1313013401 is an equidigital number, since it uses as much as digits as its factorization.

1313013401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6050791.

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 1313013401 is about 36235.5267796675. The cubic root of 1313013401 is about 1095.0225250608.

Adding to 1313013401 its reverse (1043103131), we get a palindrome (2356116532).

The spelling of 1313013401 in words is "one billion, three hundred thirteen million, thirteen thousand, four hundred one".

Divisors: 1 7 31 217 6050753 42355271 187573343 1313013401