Base | Representation |
---|---|
bin | 1100000110010… |
… | …01011010011001 |
3 | 21001222010202020 |
4 | 12003021122121 |
5 | 201440111111 |
6 | 14023125053 |
7 | 2341431126 |
oct | 603113231 |
9 | 231863666 |
10 | 101488281 |
11 | 52318714 |
12 | 29ba3789 |
13 | 1804504b |
14 | d69b74d |
15 | 8d9a906 |
hex | 60c9699 |
101488281 has 8 divisors (see below), whose sum is σ = 135833280. Its totient is φ = 67401072.
The previous prime is 101488279. The next prime is 101488297. The reversal of 101488281 is 182884101.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 101488281 - 21 = 101488279 is a prime.
It is a super-2 number, since 2×1014882812 = 20599742360669922, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (101488271) 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, 63526 + ... + 65103.
It is an arithmetic number, because the mean of its divisors is an integer number (16979160).
Almost surely, 2101488281 is an apocalyptic number.
It is an amenable number.
101488281 is a deficient number, since it is larger than the sum of its proper divisors (34344999).
101488281 is a wasteful number, since it uses less digits than its factorization.
101488281 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 128895.
The product of its (nonzero) digits is 4096, while the sum is 33.
The square root of 101488281 is about 10074.1392188117. The cubic root of 101488281 is about 466.4502163444.
The spelling of 101488281 in words is "one hundred one million, four hundred eighty-eight thousand, two hundred eighty-one".
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