Base | Representation |
---|---|
bin | 1101110000100… |
… | …10110100100110 |
3 | 22001011222002122 |
4 | 12320102310212 |
5 | 214021423304 |
6 | 15241505542 |
7 | 2601025532 |
oct | 670226446 |
9 | 261158078 |
10 | 115420454 |
11 | 5a174106 |
12 | 327a22b2 |
13 | 1abb2636 |
14 | 11486bc2 |
15 | a1ed9be |
hex | 6e12d26 |
115420454 has 4 divisors (see below), whose sum is σ = 173130684. Its totient is φ = 57710226.
The previous prime is 115420433. The next prime is 115420483. The reversal of 115420454 is 454024511.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 454024511 = 89 ⋅5101399.
It is a super-2 number, since 2×1154204542 = 26643762403132232, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28855112 + ... + 28855115.
It is an arithmetic number, because the mean of its divisors is an integer number (43282671).
Almost surely, 2115420454 is an apocalyptic number.
115420454 is a deficient number, since it is larger than the sum of its proper divisors (57710230).
115420454 is an equidigital number, since it uses as much as digits as its factorization.
115420454 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 57710229.
The product of its (nonzero) digits is 3200, while the sum is 26.
The square root of 115420454 is about 10743.3911778358. The cubic root of 115420454 is about 486.8863428306.
Adding to 115420454 its reverse (454024511), we get a palindrome (569444965).
The spelling of 115420454 in words is "one hundred fifteen million, four hundred twenty thousand, four hundred fifty-four".
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