Base | Representation |
---|---|
bin | 111100010111001… |
… | …0111010101011011 |
3 | 12020011012000002010 |
4 | 1320232113111123 |
5 | 13122001420443 |
6 | 532551441003 |
7 | 101122533636 |
oct | 17056272533 |
9 | 5204160063 |
10 | 2025420123 |
11 | 94a32a131 |
12 | 486386163 |
13 | 26380785c |
14 | 152dd4c1d |
15 | bcc34733 |
hex | 78b9755b |
2025420123 has 16 divisors (see below), whose sum is σ = 2794678272. Its totient is φ = 1303440000.
The previous prime is 2025420109. The next prime is 2025420127. The reversal of 2025420123 is 3210245202.
It is not a de Polignac number, because 2025420123 - 29 = 2025419611 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 2025420123.
It is not an unprimeable number, because it can be changed into a prime (2025420127) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10138 + ... + 64448.
It is an arithmetic number, because the mean of its divisors is an integer number (174667392).
Almost surely, 22025420123 is an apocalyptic number.
2025420123 is a deficient number, since it is larger than the sum of its proper divisors (769258149).
2025420123 is a wasteful number, since it uses less digits than its factorization.
2025420123 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 54746.
The product of its (nonzero) digits is 960, while the sum is 21.
The square root of 2025420123 is about 45004.6677912414. The cubic root of 2025420123 is about 1265.2364846093.
Adding to 2025420123 its reverse (3210245202), we get a palindrome (5235665325).
The spelling of 2025420123 in words is "two billion, twenty-five million, four hundred twenty thousand, one hundred twenty-three".
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