Base | Representation |
---|---|
bin | 101001110101111010… |
… | …0100111010000100010 |
3 | 22120221012111202220220 |
4 | 1103223310213100202 |
5 | 2433011040041340 |
6 | 105140145143510 |
7 | 6330465363441 |
oct | 1235364472042 |
9 | 276835452826 |
10 | 89855783970 |
11 | 3512027a497 |
12 | 154b862ab96 |
13 | 861cc99c54 |
14 | 44c5abad58 |
15 | 250d890ed0 |
hex | 14ebd27422 |
89855783970 has 32 divisors (see below), whose sum is σ = 216093130560. Its totient is φ = 23912736960.
The previous prime is 89855783957. The next prime is 89855783993. The reversal of 89855783970 is 7938755898.
It is a junction number, because it is equal to n+sod(n) for n = 89855783895 and 89855783904.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3035365 + ... + 3064824.
It is an arithmetic number, because the mean of its divisors is an integer number (6752910330).
Almost surely, 289855783970 is an apocalyptic number.
89855783970 is an abundant number, since it is smaller than the sum of its proper divisors (126237346590).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
89855783970 is a wasteful number, since it uses less digits than its factorization.
89855783970 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6100690.
The product of its (nonzero) digits is 152409600, while the sum is 69.
The spelling of 89855783970 in words is "eighty-nine billion, eight hundred fifty-five million, seven hundred eighty-three thousand, nine hundred seventy".
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