Base | Representation |
---|---|
bin | 1011001101001… |
… | …00101101001101 |
3 | 20112212120212202 |
4 | 11212210231031 |
5 | 143030413101 |
6 | 13154411245 |
7 | 2220653234 |
oct | 546445515 |
9 | 215776782 |
10 | 93997901 |
11 | 49072018 |
12 | 27590b25 |
13 | 1662187a |
14 | c6abb1b |
15 | 83bb36b |
hex | 59a4b4d |
93997901 has 4 divisors (see below), whose sum is σ = 94087392. Its totient is φ = 93908412.
The previous prime is 93997873. The next prime is 93997919. The reversal of 93997901 is 10979939.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 10979939 = 61 ⋅179999.
It is a cyclic number.
It is not a de Polignac number, because 93997901 - 26 = 93997837 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (93997931) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43151 + ... + 45276.
It is an arithmetic number, because the mean of its divisors is an integer number (23521848).
Almost surely, 293997901 is an apocalyptic number.
It is an amenable number.
93997901 is a deficient number, since it is larger than the sum of its proper divisors (89491).
93997901 is a wasteful number, since it uses less digits than its factorization.
93997901 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 89490.
The product of its (nonzero) digits is 137781, while the sum is 47.
The square root of 93997901 is about 9695.2514665686. The cubic root of 93997901 is about 454.6802100231.
The spelling of 93997901 in words is "ninety-three million, nine hundred ninety-seven thousand, nine hundred one".
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