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345005435530 = 25727947176357
BaseRepresentation
bin1010000010100111110…
…11010010101010001010
31012222112000121000221201
411001103323102222022
521123032342414110
6422254315454414
733632361546550
oct5012373225212
91188460530851
10345005435530
11123352635118
1256a4575740a
13266c2bc3b32
14129ac3c7bd0
158e93822b3a
hex5053ed2a8a

345005435530 has 32 divisors (see below), whose sum is σ = 709754887296. Its totient is φ = 118282674624.

The previous prime is 345005435513. The next prime is 345005435531. The reversal of 345005435530 is 35534500543.

It is a self number, because there is not a number n which added to its sum of digits gives 345005435530.

It is not an unprimeable number, because it can be changed into a prime (345005435531) 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, 1868112 + ... + 2044468.

It is an arithmetic number, because the mean of its divisors is an integer number (22179840228).

Almost surely, 2345005435530 is an apocalyptic number.

345005435530 is an abundant number, since it is smaller than the sum of its proper divisors (364749451766).

345005435530 is a wasteful number, since it uses less digits than its factorization.

345005435530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204318.

The product of its (nonzero) digits is 270000, while the sum is 37.

The spelling of 345005435530 in words is "three hundred forty-five billion, five million, four hundred thirty-five thousand, five hundred thirty".

Divisors: 1 2 5 7 10 14 35 70 27947 55894 139735 176357 195629 279470 352714 391258 881785 978145 1234499 1763570 1956290 2468998 6172495 12344990 4928649079 9857298158 24643245395 34500543553 49286490790 69001087106 172502717765 345005435530