Base | Representation |
---|---|
bin | 1100000100001… |
… | …10010011100000 |
3 | 21001110011200202 |
4 | 12002012103200 |
5 | 201402312113 |
6 | 14013204332 |
7 | 2336204552 |
oct | 602062340 |
9 | 231404622 |
10 | 101213408 |
11 | 5215014a |
12 | 29a906a8 |
13 | 17c79bba |
14 | d6294d2 |
15 | 8d44258 |
hex | 60864e0 |
101213408 has 24 divisors (see below), whose sum is σ = 200727072. Its totient is φ = 50235136.
The previous prime is 101213407. The next prime is 101213417. The reversal of 101213408 is 804312101.
It is a self number, because there is not a number n which added to its sum of digits gives 101213408.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (101213401) 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, 7160 + ... + 15927.
It is an arithmetic number, because the mean of its divisors is an integer number (8363628).
Almost surely, 2101213408 is an apocalyptic number.
It is an amenable number.
101213408 is a deficient number, since it is larger than the sum of its proper divisors (99513664).
101213408 is a wasteful number, since it uses less digits than its factorization.
101213408 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23234 (or 23226 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 20.
The square root of 101213408 is about 10060.4874633389. The cubic root of 101213408 is about 466.0287210527.
Adding to 101213408 its reverse (804312101), we get a palindrome (905525509).
The spelling of 101213408 in words is "one hundred one million, two hundred thirteen thousand, four hundred eight".
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