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345613630471 = 3311044149941
BaseRepresentation
bin1010000011110000010…
…11010111110000000111
31020001002102000112120021
411001320023113300013
521130304042133341
6422434523320011
733653425246624
oct5017013276007
91201072015507
10345613630471
1112363497aa6a
1256b95380007
132678bbcb7b5
1412a290a534b
158ecbe0d9d1
hex50782d7c07

345613630471 has 4 divisors (see below), whose sum is σ = 346657780744. Its totient is φ = 344569480200.

The previous prime is 345613630451. The next prime is 345613630487. The reversal of 345613630471 is 174036316543.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 345613630471 - 27 = 345613630343 is a prime.

It is a super-3 number, since 3×3456136304713 (a number of 36 digits) contains 333 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 (345613630451) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 522074640 + ... + 522075301.

It is an arithmetic number, because the mean of its divisors is an integer number (86664445186).

Almost surely, 2345613630471 is an apocalyptic number.

345613630471 is a deficient number, since it is larger than the sum of its proper divisors (1044150273).

345613630471 is a wasteful number, since it uses less digits than its factorization.

345613630471 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1044150272.

The product of its (nonzero) digits is 544320, while the sum is 43.

The spelling of 345613630471 in words is "three hundred forty-five billion, six hundred thirteen million, six hundred thirty thousand, four hundred seventy-one".

Divisors: 1 331 1044149941 345613630471