Base | Representation |
---|---|
bin | 100110110111… |
… | …0010000110110 |
3 | 1102100010200011 |
4 | 1031232100312 |
5 | 20203441312 |
6 | 2004410434 |
7 | 335116054 |
oct | 115562066 |
9 | 42303604 |
10 | 20374582 |
11 | 105567a8 |
12 | 69a6a1a |
13 | 42b4a87 |
14 | 29c51d4 |
15 | 1bc6da7 |
hex | 136e436 |
20374582 has 8 divisors (see below), whose sum is σ = 30707352. Its totient is φ = 10138800.
The previous prime is 20374579. The next prime is 20374583. The reversal of 20374582 is 28547302.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20374583) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23719 + ... + 24562.
It is an arithmetic number, because the mean of its divisors is an integer number (3838419).
Almost surely, 220374582 is an apocalyptic number.
20374582 is a deficient number, since it is larger than the sum of its proper divisors (10332770).
20374582 is a wasteful number, since it uses less digits than its factorization.
20374582 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 48494.
The product of its (nonzero) digits is 13440, while the sum is 31.
The square root of 20374582 is about 4513.8212193218. The cubic root of 20374582 is about 273.1259107818.
It can be divided in two parts, 203745 and 82, that multiplied together give a triangular number (16707090 = T5780).
The spelling of 20374582 in words is "twenty million, three hundred seventy-four thousand, five hundred eighty-two".
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