Base | Representation |
---|---|
bin | 11011111000101110010100… |
… | …01100010110111000111110 |
3 | 22001010101110020111111110220 |
4 | 31330113022030112320332 |
5 | 31014202231410301420 |
6 | 334231122042442210 |
7 | 15626262123244116 |
oct | 1574271214267076 |
9 | 261111406444426 |
10 | 61322640322110 |
11 | 185a2870869402 |
12 | 6a648a4203366 |
13 | 282a91437081b |
14 | 1120062b04046 |
15 | 71522143b840 |
hex | 37c5ca316e3e |
61322640322110 has 128 divisors (see below), whose sum is σ = 155247423897600. Its totient is φ = 15479192655360.
The previous prime is 61322640322043. The next prime is 61322640322147. The reversal of 61322640322110 is 1122304622316.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 72531696 + ... + 73372284.
It is an arithmetic number, because the mean of its divisors is an integer number (1212870499200).
Almost surely, 261322640322110 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 61322640322110, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77623711948800).
61322640322110 is an abundant number, since it is smaller than the sum of its proper divisors (93924783575490).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
61322640322110 is a wasteful number, since it uses less digits than its factorization.
61322640322110 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 842346.
The product of its (nonzero) digits is 20736, while the sum is 33.
Adding to 61322640322110 its reverse (1122304622316), we get a palindrome (62444944944426).
The spelling of 61322640322110 in words is "sixty-one trillion, three hundred twenty-two billion, six hundred forty million, three hundred twenty-two thousand, one hundred ten".
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