Base | Representation |
---|---|
bin | 1000010011000000100… |
… | …0011010001010000110 |
3 | 111121220221211222021012 |
4 | 2010300020122022012 |
5 | 4313411101301210 |
6 | 145252125322222 |
7 | 13204211114246 |
oct | 2046010321206 |
9 | 447827758235 |
10 | 142541431430 |
11 | 554a6a161a2 |
12 | 23760a06372 |
13 | 10598269688 |
14 | 6c82d85b26 |
15 | 3a93dd3305 |
hex | 213021a286 |
142541431430 has 64 divisors (see below), whose sum is σ = 266092915968. Its totient is φ = 54942276480.
The previous prime is 142541431429. The next prime is 142541431433. The reversal of 142541431430 is 34134145241.
It is a super-2 number, since 2×1425414314302 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (142541431433) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9737777 + ... + 9752403.
It is an arithmetic number, because the mean of its divisors is an integer number (4157701812).
Almost surely, 2142541431430 is an apocalyptic number.
142541431430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
142541431430 is a deficient number, since it is larger than the sum of its proper divisors (123551484538).
142541431430 is a wasteful number, since it uses less digits than its factorization.
142541431430 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14981.
The product of its (nonzero) digits is 23040, while the sum is 32.
Adding to 142541431430 its reverse (34134145241), we get a palindrome (176675576671).
The spelling of 142541431430 in words is "one hundred forty-two billion, five hundred forty-one million, four hundred thirty-one thousand, four hundred thirty".
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