Base | Representation |
---|---|
bin | 10011110010101000… |
… | …101010010010001010 |
3 | 2000211222210001200222 |
4 | 103302220222102022 |
5 | 322010124130120 |
6 | 13432402230042 |
7 | 1351416146024 |
oct | 236250522212 |
9 | 60758701628 |
10 | 21250614410 |
11 | 9015466153 |
12 | 4150955322 |
13 | 200881106c |
14 | 105842d014 |
15 | 845953525 |
hex | 4f2a2a48a |
21250614410 has 32 divisors (see below), whose sum is σ = 41352560640. Its totient is φ = 7835216832.
The previous prime is 21250614389. The next prime is 21250614433. The reversal of 21250614410 is 1441605212.
It is a super-2 number, since 2×212506144102 (a number of 21 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 21250614410.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1504394 + ... + 1518453.
It is an arithmetic number, because the mean of its divisors is an integer number (1292267520).
Almost surely, 221250614410 is an apocalyptic number.
21250614410 is a deficient number, since it is larger than the sum of its proper divisors (20101946230).
21250614410 is a wasteful number, since it uses less digits than its factorization.
21250614410 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3022910.
The product of its (nonzero) digits is 1920, while the sum is 26.
The spelling of 21250614410 in words is "twenty-one billion, two hundred fifty million, six hundred fourteen thousand, four hundred ten".
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