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42252115323 = 3111797152889
BaseRepresentation
bin100111010110011011…
…000001110101111011
311001001121210211221010
4213112123001311323
51143013020142243
631224345245003
73024022024455
oct472633016573
9131047724833
1042252115323
1116a12243680
128232193763
133ca4830092
14208b7332d5
15117459a433
hex9d66c1d7b

42252115323 has 16 divisors (see below), whose sum is σ = 61800969600. Its totient is φ = 25464281280.

The previous prime is 42252115313. The next prime is 42252115343. The reversal of 42252115323 is 32351125224.

It is not a de Polignac number, because 42252115323 - 26 = 42252115259 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42252115313) 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, 3570538 + ... + 3582351.

It is an arithmetic number, because the mean of its divisors is an integer number (3862560600).

Almost surely, 242252115323 is an apocalyptic number.

42252115323 is a deficient number, since it is larger than the sum of its proper divisors (19548854277).

42252115323 is a wasteful number, since it uses less digits than its factorization.

42252115323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7153082.

The product of its digits is 14400, while the sum is 30.

Subtracting from 42252115323 its reverse (32351125224), we obtain a palindrome (9900990099).

The spelling of 42252115323 in words is "forty-two billion, two hundred fifty-two million, one hundred fifteen thousand, three hundred twenty-three".

Divisors: 1 3 11 33 179 537 1969 5907 7152889 21458667 78681779 236045337 1280367131 3841101393 14084038441 42252115323