Base | Representation |
---|---|
bin | 1100000010110… |
… | …11111110001100 |
3 | 21001010100211200 |
4 | 12001123332030 |
5 | 201331240022 |
6 | 14005345500 |
7 | 2334553203 |
oct | 601337614 |
9 | 231110750 |
10 | 101040012 |
11 | 52041947 |
12 | 29a08290 |
13 | 17c18cb8 |
14 | d5c223a |
15 | 8d0cbac |
hex | 605bf8c |
101040012 has 36 divisors (see below), whose sum is σ = 266513520. Its totient is φ = 32215392.
The previous prime is 101040001. The next prime is 101040041. The reversal of 101040012 is 210040101.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (36).
It is a Harshad number since it is a multiple of its sum of digits (9).
It is a junction number, because it is equal to n+sod(n) for n = 101039976 and 101040003.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 60187 + ... + 61842.
Almost surely, 2101040012 is an apocalyptic number.
101040012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
101040012 is an abundant number, since it is smaller than the sum of its proper divisors (165473508).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
101040012 is a wasteful number, since it uses less digits than its factorization.
101040012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 122062 (or 122057 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 9.
The square root of 101040012 is about 10051.8660954074. The cubic root of 101040012 is about 465.7624397783.
Adding to 101040012 its reverse (210040101), we get a palindrome (311080113).
The spelling of 101040012 in words is "one hundred one million, forty thousand, twelve".
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