Base | Representation |
---|---|
bin | 100110101010111100… |
… | …0010110110010101000 |
3 | 21221100120020001012112 |
4 | 1031111320112302220 |
5 | 2330034033343100 |
6 | 102052255101452 |
7 | 5666636453420 |
oct | 1152570266250 |
9 | 257316201175 |
10 | 83045215400 |
11 | 3224594a524 |
12 | 14117811888 |
13 | 7aa5cbaa14 |
14 | 403b391480 |
15 | 22609e4b35 |
hex | 1355e16ca8 |
83045215400 has 48 divisors (see below), whose sum is σ = 220663004640. Its totient is φ = 28472644800.
The previous prime is 83045215399. The next prime is 83045215439. The reversal of 83045215400 is 451254038.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 29657606 + ... + 29660405.
It is an arithmetic number, because the mean of its divisors is an integer number (4597145930).
Almost surely, 283045215400 is an apocalyptic number.
It is an amenable number.
83045215400 is an abundant number, since it is smaller than the sum of its proper divisors (137617789240).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
83045215400 is a wasteful number, since it uses less digits than its factorization.
83045215400 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 59318034 (or 59318025 counting only the distinct ones).
The product of its (nonzero) digits is 19200, while the sum is 32.
Adding to 83045215400 its reverse (451254038), we get a palindrome (83496469438).
The spelling of 83045215400 in words is "eighty-three billion, forty-five million, two hundred fifteen thousand, four hundred".
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