Search a number
-
+
64321435264213 = 3120413710164179
BaseRepresentation
bin11101010000000000000000…
…10011001110010011010101
322102202001212102020111021001
432220000000103032103111
531412320244411423323
6344444505345423301
716356033061545661
oct1650000023162325
9272661772214231
1064321435264213
1119549627394266
127269b1263ab31
1329b7640327cca
1411c52619518a1
15768234e963ad
hex3a80004ce4d5

64321435264213 has 8 divisors (see below), whose sum is σ = 66396652058880. Its totient is φ = 62246239206240.

The previous prime is 64321435264159. The next prime is 64321435264267. The reversal of 64321435264213 is 31246253412346.

It is an interprime number because it is at equal distance from previous prime (64321435264159) and next prime (64321435264267).

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 64321435264213 - 241 = 62122412008661 is a prime.

It is a super-2 number, since 2×643214352642132 (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64321435264313) 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, 1246158 + ... + 11410336.

It is an arithmetic number, because the mean of its divisors is an integer number (8299581507360).

Almost surely, 264321435264213 is an apocalyptic number.

It is an amenable number.

64321435264213 is a deficient number, since it is larger than the sum of its proper divisors (2075216794667).

64321435264213 is a wasteful number, since it uses less digits than its factorization.

64321435264213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10368347.

The product of its digits is 2488320, while the sum is 46.

Adding to 64321435264213 its reverse (31246253412346), we get a palindrome (95567688676559).

The spelling of 64321435264213 in words is "sixty-four trillion, three hundred twenty-one billion, four hundred thirty-five million, two hundred sixty-four thousand, two hundred thirteen".

Divisors: 1 31 204137 6328247 10164179 315089549 2074885008523 64321435264213