Base | Representation |
---|---|
bin | 1100000111101… |
… | …11001111001101 |
3 | 21002022200020002 |
4 | 12003313033031 |
5 | 202012112411 |
6 | 14031134045 |
7 | 2343142301 |
oct | 603671715 |
9 | 232280202 |
10 | 101675981 |
11 | 52436740 |
12 | 2a074325 |
13 | 180ac604 |
14 | d709d01 |
15 | 8dd633b |
hex | 60f73cd |
101675981 has 8 divisors (see below), whose sum is σ = 111301344. Its totient is φ = 92114320.
The previous prime is 101675971. The next prime is 101675983. The reversal of 101675981 is 189576101.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-101675981 is a prime.
It is a super-2 number, since 2×1016759812 = 20676010224624722, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (101675983) 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, 12551 + ... + 18996.
It is an arithmetic number, because the mean of its divisors is an integer number (13912668).
Almost surely, 2101675981 is an apocalyptic number.
101675981 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
101675981 is a deficient number, since it is larger than the sum of its proper divisors (9625363).
101675981 is a wasteful number, since it uses less digits than its factorization.
101675981 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31851.
The product of its (nonzero) digits is 15120, while the sum is 38.
The square root of 101675981 is about 10083.4508478001. The cubic root of 101675981 is about 466.7376018587.
The spelling of 101675981 in words is "one hundred one million, six hundred seventy-five thousand, nine hundred eighty-one".
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