Base | Representation |
---|---|
bin | 100100111101… |
… | …1011011101000 |
3 | 1100110121021201 |
4 | 1021323123220 |
5 | 14430124234 |
6 | 1531213544 |
7 | 323504203 |
oct | 111733350 |
9 | 40417251 |
10 | 19379944 |
11 | aa37491 |
12 | 65a72b4 |
13 | 402712c |
14 | 280693a |
15 | 1a7c314 |
hex | 127b6e8 |
19379944 has 32 divisors (see below), whose sum is σ = 37319040. Its totient is φ = 9432000.
The previous prime is 19379939. The next prime is 19379953. The reversal of 19379944 is 44997391.
It is a junction number, because it is equal to n+sod(n) for n = 19379894 and 19379903.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73557 + ... + 73819.
It is an arithmetic number, because the mean of its divisors is an integer number (1166220).
Almost surely, 219379944 is an apocalyptic number.
It is an amenable number.
19379944 is a deficient number, since it is larger than the sum of its proper divisors (17939096).
19379944 is a wasteful number, since it uses less digits than its factorization.
19379944 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 481 (or 477 counting only the distinct ones).
The product of its digits is 244944, while the sum is 46.
The square root of 19379944 is about 4402.2657802545. The cubic root of 19379944 is about 268.6071110623.
It can be divided in two parts, 1937 and 9944, that added together give a square (11881 = 1092).
The spelling of 19379944 in words is "nineteen million, three hundred seventy-nine thousand, nine hundred forty-four".
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