Base | Representation |
---|---|
bin | 10111011111110… |
… | …11111001100111 |
3 | 111201220111121220 |
4 | 23233323321213 |
5 | 400430143440 |
6 | 31320511423 |
7 | 4612311513 |
oct | 1357737147 |
9 | 451814556 |
10 | 197115495 |
11 | a12a2875 |
12 | 5601b573 |
13 | 31ab73b5 |
14 | 1c271143 |
15 | 124898d0 |
hex | bbfbe67 |
197115495 has 16 divisors (see below), whose sum is σ = 323078112. Its totient is φ = 102563840.
The previous prime is 197115487. The next prime is 197115517. The reversal of 197115495 is 594511791.
It is a happy number.
It is not a de Polignac number, because 197115495 - 23 = 197115487 is a prime.
It is a congruent number.
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, 159642 + ... + 160871.
It is an arithmetic number, because the mean of its divisors is an integer number (20192382).
Almost surely, 2197115495 is an apocalyptic number.
197115495 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
197115495 is a deficient number, since it is larger than the sum of its proper divisors (125962617).
197115495 is a wasteful number, since it uses less digits than its factorization.
197115495 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 320562.
The product of its digits is 56700, while the sum is 42.
The square root of 197115495 is about 14039.7825837867. The cubic root of 197115495 is about 581.9784743045.
The spelling of 197115495 in words is "one hundred ninety-seven million, one hundred fifteen thousand, four hundred ninety-five".
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