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1313430335 = 57121330937
BaseRepresentation
bin100111001001001…
…0101101100111111
310101112110011200222
41032102111230333
510142214232320
6334155211555
744355654650
oct11622255477
93345404628
101313430335
11614440718
12307a46bbb
1317c15b019
14c6619527
157a494825
hex4e495b3f

1313430335 has 16 divisors (see below), whose sum is σ = 1802819136. Its totient is φ = 899866368.

The previous prime is 1313430331. The next prime is 1313430337. The reversal of 1313430335 is 5330343131.

It is a cyclic number.

It is not a de Polignac number, because 1313430335 - 22 = 1313430331 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 (1313430331) 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, 26987 + ... + 57923.

It is an arithmetic number, because the mean of its divisors is an integer number (112676196).

Almost surely, 21313430335 is an apocalyptic number.

1313430335 is a deficient number, since it is larger than the sum of its proper divisors (489388801).

1313430335 is a wasteful number, since it uses less digits than its factorization.

1313430335 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32162.

The product of its (nonzero) digits is 4860, while the sum is 26.

The square root of 1313430335 is about 36241.2794338169. The cubic root of 1313430335 is about 1095.1384172026.

Adding to 1313430335 its reverse (5330343131), we get a palindrome (6643773466).

The spelling of 1313430335 in words is "one billion, three hundred thirteen million, four hundred thirty thousand, three hundred thirty-five".

Divisors: 1 5 7 35 1213 6065 8491 30937 42455 154685 216559 1082795 37526581 187632905 262686067 1313430335