Base | Representation |
---|---|
bin | 1011101010101… |
… | …10111111111111 |
3 | 20211011111202222 |
4 | 11311112333333 |
5 | 200023431134 |
6 | 13413435555 |
7 | 2265625463 |
oct | 565267777 |
9 | 224144688 |
10 | 97873919 |
11 | 5027a140 |
12 | 2893bbbb |
13 | 1737ab80 |
14 | cdda4a3 |
15 | 88d4a2e |
hex | 5d56fff |
97873919 has 8 divisors (see below), whose sum is σ = 114984912. Its totient is φ = 82131840.
The previous prime is 97873907. The next prime is 97873943. The reversal of 97873919 is 91937879.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 97873919 - 24 = 97873903 is a prime.
It is a super-2 number, since 2×978739192 = 19158608040837122, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (97873819) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 342074 + ... + 342359.
It is an arithmetic number, because the mean of its divisors is an integer number (14373114).
Almost surely, 297873919 is an apocalyptic number.
97873919 is a deficient number, since it is larger than the sum of its proper divisors (17110993).
97873919 is a wasteful number, since it uses less digits than its factorization.
97873919 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 684457.
The product of its digits is 857304, while the sum is 53.
The square root of 97873919 is about 9893.1248349548. The cubic root of 97873919 is about 460.8458272058.
The spelling of 97873919 in words is "ninety-seven million, eight hundred seventy-three thousand, nine hundred nineteen".
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