Base | Representation |
---|---|
bin | 10000111100111… |
… | …01101000100110 |
3 | 100220120200102201 |
4 | 20132131220212 |
5 | 242401002210 |
6 | 22035525114 |
7 | 3344465155 |
oct | 1036355046 |
9 | 326520381 |
10 | 142203430 |
11 | 732a75a6 |
12 | 3b75979a |
13 | 235cc255 |
14 | 14c5959c |
15 | c73e53a |
hex | 879da26 |
142203430 has 16 divisors (see below), whose sum is σ = 256154400. Its totient is φ = 56839552.
The previous prime is 142203427. The next prime is 142203433. The reversal of 142203430 is 34302241.
142203430 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (142203427) and next prime (142203433).
It is a junction number, because it is equal to n+sod(n) for n = 142203398 and 142203407.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (142203433) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11646 + ... + 20494.
It is an arithmetic number, because the mean of its divisors is an integer number (16009650).
Almost surely, 2142203430 is an apocalyptic number.
142203430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
142203430 is a deficient number, since it is larger than the sum of its proper divisors (113950970).
142203430 is a wasteful number, since it uses less digits than its factorization.
142203430 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10463.
The product of its (nonzero) digits is 576, while the sum is 19.
The square root of 142203430 is about 11924.9079661019. The cubic root of 142203430 is about 521.9593608111.
Adding to 142203430 its reverse (34302241), we get a palindrome (176505671).
The spelling of 142203430 in words is "one hundred forty-two million, two hundred three thousand, four hundred thirty".
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