Base | Representation |
---|---|
bin | 10111111110001… |
… | …10111000011111 |
3 | 112000101120020112 |
4 | 23333012320133 |
5 | 402434431024 |
6 | 31542040235 |
7 | 4661154626 |
oct | 1377067037 |
9 | 460346215 |
10 | 201092639 |
11 | a3569970 |
12 | 5741907b |
13 | 3287a737 |
14 | 1c9c86bd |
15 | 129c300e |
hex | bfc6e1f |
201092639 has 16 divisors (see below), whose sum is σ = 225396864. Its totient is φ = 177828000.
The previous prime is 201092627. The next prime is 201092651. The reversal of 201092639 is 936290102.
It is an interprime number because it is at equal distance from previous prime (201092627) and next prime (201092651).
It is a cyclic number.
It is not a de Polignac number, because 201092639 - 216 = 201027103 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (201092239) 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, 137864 + ... + 139314.
It is an arithmetic number, because the mean of its divisors is an integer number (14087304).
Almost surely, 2201092639 is an apocalyptic number.
201092639 is a deficient number, since it is larger than the sum of its proper divisors (24304225).
201092639 is a wasteful number, since it uses less digits than its factorization.
201092639 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1798.
The product of its (nonzero) digits is 5832, while the sum is 32.
The square root of 201092639 is about 14180.7136280231. The cubic root of 201092639 is about 585.8665794089.
It can be divided in two parts, 2010 and 92639, that added together give a palindrome (94649).
The spelling of 201092639 in words is "two hundred one million, ninety-two thousand, six hundred thirty-nine".
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