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34420144330 = 25111324070031
BaseRepresentation
bin100000000011100110…
…011011100011001010
310021211210120111111101
4200003212123203022
51030443024104310
623451251052014
72325651254005
oct400346334312
9107753514441
1034420144330
1113663301980
1268072a100a
13332705c110
1419474c853c
15d66be143a
hex80399b8ca

34420144330 has 32 divisors (see below), whose sum is σ = 72787776768. Its totient is φ = 11553614400.

The previous prime is 34420144313. The next prime is 34420144427. The reversal of 34420144330 is 3344102443.

It is a super-2 number, since 2×344201443302 (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12033586 + ... + 12036445.

It is an arithmetic number, because the mean of its divisors is an integer number (2274618024).

Almost surely, 234420144330 is an apocalyptic number.

34420144330 is an abundant number, since it is smaller than the sum of its proper divisors (38367632438).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

34420144330 is a wasteful number, since it uses less digits than its factorization.

34420144330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24070062.

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 34420144330 its reverse (3344102443), we get a palindrome (37764246773).

The spelling of 34420144330 in words is "thirty-four billion, four hundred twenty million, one hundred forty-four thousand, three hundred thirty".

Divisors: 1 2 5 10 11 13 22 26 55 65 110 130 143 286 715 1430 24070031 48140062 120350155 240700310 264770341 312910403 529540682 625820806 1323851705 1564552015 2647703410 3129104030 3442014433 6884028866 17210072165 34420144330