Base | Representation |
---|---|
bin | 1001110000111110100000… |
… | …00111000000111011110110 |
3 | 2211000220020021122000001102 |
4 | 10320133100013000323312 |
5 | 10303312304422344340 |
6 | 113401011245130102 |
7 | 4344306361631303 |
oct | 470372007007366 |
9 | 84026207560042 |
10 | 21474033012470 |
11 | 692a0a4899355 |
12 | 24a998a259932 |
13 | bc9cb9a44b5c |
14 | 5434c4d480aa |
15 | 2738c76ed215 |
hex | 1387d01c0ef6 |
21474033012470 has 16 divisors (see below), whose sum is σ = 39230173743408. Its totient is φ = 8461410022560.
The previous prime is 21474033012457. The next prime is 21474033012479. The reversal of 21474033012470 is 7421033047412.
It is a super-2 number, since 2×214740330124702 (a number of 27 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (21474033012479) 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, 16025397101 + ... + 16025398440.
It is an arithmetic number, because the mean of its divisors is an integer number (2451885858963).
Almost surely, 221474033012470 is an apocalyptic number.
21474033012470 is a deficient number, since it is larger than the sum of its proper divisors (17756140730938).
21474033012470 is a wasteful number, since it uses less digits than its factorization.
21474033012470 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 32050795615.
The product of its (nonzero) digits is 112896, while the sum is 38.
Adding to 21474033012470 its reverse (7421033047412), we get a palindrome (28895066059882).
The spelling of 21474033012470 in words is "twenty-one trillion, four hundred seventy-four billion, thirty-three million, twelve thousand, four hundred seventy".
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