Base | Representation |
---|---|
bin | 1000010010101011001… |
… | …1010000101000101000 |
3 | 111121200201120110012220 |
4 | 2010222303100220220 |
5 | 4313220203020240 |
6 | 145235212434040 |
7 | 13202044014126 |
oct | 2045263205050 |
9 | 447621513186 |
10 | 142452001320 |
11 | 55460494012 |
12 | 23736a78920 |
13 | 10582886c55 |
14 | 6c75146916 |
15 | 3a8b11a5d0 |
hex | 212acd0a28 |
142452001320 has 64 divisors (see below), whose sum is σ = 437294531520. Its totient is φ = 37103775744.
The previous prime is 142452001271. The next prime is 142452001327. The reversal of 142452001320 is 23100254241.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is not an unprimeable number, because it can be changed into a prime (142452001327) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13798329 + ... + 13808648.
It is an arithmetic number, because the mean of its divisors is an integer number (6832727055).
Almost surely, 2142452001320 is an apocalyptic number.
142452001320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
142452001320 is an abundant number, since it is smaller than the sum of its proper divisors (294842530200).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142452001320 is a wasteful number, since it uses less digits than its factorization.
142452001320 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27607034 (or 27607030 counting only the distinct ones).
The product of its (nonzero) digits is 1920, while the sum is 24.
Adding to 142452001320 its reverse (23100254241), we get a palindrome (165552255561).
The spelling of 142452001320 in words is "one hundred forty-two billion, four hundred fifty-two million, one thousand, three hundred twenty".
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