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123065104434 = 23195311050169
BaseRepresentation
bin111001010011101000…
…0000111100000110010
3102202122121201001022220
41302213100013200302
54004014131320214
6132311344141510
711614445061636
oct1624720074062
9382577631286
10123065104434
1148212052488
121ba26307896
13b7b321502c
145d56458dc6
1533041099a9
hex1ca7407832

123065104434 has 16 divisors (see below), whose sum is σ = 246143045280. Its totient is φ = 41019562080.

The previous prime is 123065104403. The next prime is 123065104451. The reversal of 123065104434 is 434401560321.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 123065104395 and 123065104404.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 407899 + ... + 642270.

It is an arithmetic number, because the mean of its divisors is an integer number (15383940330).

Almost surely, 2123065104434 is an apocalyptic number.

123065104434 is an abundant number, since it is smaller than the sum of its proper divisors (123077940846).

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

123065104434 is a wasteful number, since it uses less digits than its factorization.

123065104434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1069705.

The product of its (nonzero) digits is 34560, while the sum is 33.

Adding to 123065104434 its reverse (434401560321), we get a palindrome (557466664755).

The spelling of 123065104434 in words is "one hundred twenty-three billion, sixty-five million, one hundred four thousand, four hundred thirty-four".

Divisors: 1 2 3 6 19531 39062 58593 117186 1050169 2100338 3150507 6301014 20510850739 41021701478 61532552217 123065104434