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321430342424423 = 2919697575626991
BaseRepresentation
bin100100100010101101101010…
…1011000010101011101100111
31120011002102220020000202100212
41021011123111120111131213
5314112303320130040143
63055343021044330035
7124463401346513561
oct11105332530253547
91504072806022325
10321430342424423
119346592a699371
123007342b3a391b
1310a4799c5ba7bb
145953450da2331
15272621a56c918
hex12456d5615767

321430342424423 has 8 divisors (see below), whose sum is σ = 332514375238080. Its totient is φ = 310346324804320.

The previous prime is 321430342424417. The next prime is 321430342424453. The reversal of 321430342424423 is 324424243034123.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-321430342424423 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 (321430342424453) 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, 54309458 + ... + 59936448.

It is an arithmetic number, because the mean of its divisors is an integer number (41564296904760).

Almost surely, 2321430342424423 is an apocalyptic number.

321430342424423 is a deficient number, since it is larger than the sum of its proper divisors (11084032813657).

321430342424423 is a wasteful number, since it uses less digits than its factorization.

321430342424423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7596777.

The product of its (nonzero) digits is 1327104, while the sum is 41.

Adding to 321430342424423 its reverse (324424243034123), we get a palindrome (645854585458546).

The spelling of 321430342424423 in words is "three hundred twenty-one trillion, four hundred thirty billion, three hundred forty-two million, four hundred twenty-four thousand, four hundred twenty-three".

Divisors: 1 29 1969757 5626991 57122953 163182739 11083804911187 321430342424423