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13302304031 = 291393300001
BaseRepresentation
bin11000110001110000…
…10000110100011111
31021100001122001122002
430120320100310133
5204220342212111
610035550312515
7650433501332
oct143070206437
937301561562
1013302304031
1157068929a5
1226b2ab873b
13133cbc8423
1490297c619
1552cc6863b
hex318e10d1f

13302304031 has 8 divisors (see below), whose sum is σ = 13860008400. Its totient is φ = 12751200000.

The previous prime is 13302304013. The next prime is 13302304033. The reversal of 13302304031 is 13040320331.

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 13302304031 - 26 = 13302303967 is a prime.

It is a super-2 number, since 2×133023040312 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13302303994 and 13302304012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13302304033) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1645970 + ... + 1654031.

It is an arithmetic number, because the mean of its divisors is an integer number (1732501050).

Almost surely, 213302304031 is an apocalyptic number.

13302304031 is a deficient number, since it is larger than the sum of its proper divisors (557704369).

13302304031 is a wasteful number, since it uses less digits than its factorization.

13302304031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3300169.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 13302304031 its reverse (13040320331), we get a palindrome (26342624362).

The spelling of 13302304031 in words is "thirteen billion, three hundred two million, three hundred four thousand, thirty-one".

Divisors: 1 29 139 4031 3300001 95700029 458700139 13302304031