Base | Representation |
---|---|
bin | 101001100010010001… |
… | …1101011011000100001 |
3 | 22112020021221202110120 |
4 | 1103010203223120201 |
5 | 2430133420023433 |
6 | 104550533550453 |
7 | 6305246161605 |
oct | 1230443533041 |
9 | 275207852416 |
10 | 89197032993 |
11 | 349124440a2 |
12 | 15353aa5429 |
13 | 8546670a83 |
14 | 44623dd505 |
15 | 24c0b1a7b3 |
hex | 14c48eb621 |
89197032993 has 16 divisors (see below), whose sum is σ = 120722380800. Its totient is φ = 58571781840.
The previous prime is 89197032979. The next prime is 89197032997. The reversal of 89197032993 is 39923079198.
It is not a de Polignac number, because 89197032993 - 210 = 89197031969 is a prime.
It is a super-2 number, since 2×891970329932 (a number of 23 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (89197032997) 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, 349813 + ... + 548418.
It is an arithmetic number, because the mean of its divisors is an integer number (7545148800).
Almost surely, 289197032993 is an apocalyptic number.
It is an amenable number.
89197032993 is a deficient number, since it is larger than the sum of its proper divisors (31525347807).
89197032993 is a wasteful number, since it uses less digits than its factorization.
89197032993 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 898732.
The product of its (nonzero) digits is 6613488, while the sum is 60.
The spelling of 89197032993 in words is "eighty-nine billion, one hundred ninety-seven million, thirty-two thousand, nine hundred ninety-three".
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