Base | Representation |
---|---|
bin | 11100110110101… |
… | …10010101111111 |
3 | 121212110102202210 |
4 | 32123112111333 |
5 | 443431103211 |
6 | 40003551503 |
7 | 5666252250 |
oct | 1633262577 |
9 | 555412683 |
10 | 242050431 |
11 | 1146a4087 |
12 | 6908b593 |
13 | 3b1bb20c |
14 | 2420ab27 |
15 | 163b39a6 |
hex | e6d657f |
242050431 has 32 divisors (see below), whose sum is σ = 379772928. Its totient is φ = 134275680.
The previous prime is 242050409. The next prime is 242050513. The reversal of 242050431 is 134050242.
It is not a de Polignac number, because 242050431 - 25 = 242050399 is a prime.
It is a super-2 number, since 2×2420504312 = 117176822294571522, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a junction number, because it is equal to n+sod(n) for n = 242050398 and 242050407.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (242050231) 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 31 ways as a sum of consecutive naturals, for example, 98686 + ... + 101108.
It is an arithmetic number, because the mean of its divisors is an integer number (11867904).
Almost surely, 2242050431 is an apocalyptic number.
242050431 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
242050431 is a deficient number, since it is larger than the sum of its proper divisors (137722497).
242050431 is a wasteful number, since it uses less digits than its factorization.
242050431 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2571.
The product of its (nonzero) digits is 960, while the sum is 21.
The square root of 242050431 is about 15557.9700153973. The cubic root of 242050431 is about 623.2112532869.
The spelling of 242050431 in words is "two hundred forty-two million, fifty thousand, four hundred thirty-one".
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