Base | Representation |
---|---|
bin | 111001000010010110… |
… | …000010100101001110 |
3 | 12212002002210020122022 |
4 | 321002112002211032 |
5 | 2000411102204032 |
6 | 44045013450142 |
7 | 4265435435201 |
oct | 710226024516 |
9 | 185062706568 |
10 | 61242616142 |
11 | 23a77950a54 |
12 | ba52040952 |
13 | 5a10022c06 |
14 | 2d6d917938 |
15 | 18d68aa512 |
hex | e4258294e |
61242616142 has 16 divisors (see below), whose sum is σ = 94167282240. Its totient is φ = 29858366688.
The previous prime is 61242616133. The next prime is 61242616163. The reversal of 61242616142 is 24161624216.
It is a congruent number.
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, 1185713 + ... + 1236284.
It is an arithmetic number, because the mean of its divisors is an integer number (5885455140).
Almost surely, 261242616142 is an apocalyptic number.
61242616142 is a deficient number, since it is larger than the sum of its proper divisors (32924666098).
61242616142 is a wasteful number, since it uses less digits than its factorization.
61242616142 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2422315.
The product of its digits is 27648, while the sum is 35.
The spelling of 61242616142 in words is "sixty-one billion, two hundred forty-two million, six hundred sixteen thousand, one hundred forty-two".
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