Base | Representation |
---|---|
bin | 1000111000101000110… |
… | …0101100110000011100 |
3 | 112120222220200101101212 |
4 | 2032022030230300130 |
5 | 10000102431041340 |
6 | 154042321123552 |
7 | 14012423222414 |
oct | 2161214546034 |
9 | 476886611355 |
10 | 152642440220 |
11 | 5980a750646 |
12 | 256bb7895b8 |
13 | 11517b6185a |
14 | 75606bd644 |
15 | 3e85a94a65 |
hex | 238a32cc1c |
152642440220 has 12 divisors (see below), whose sum is σ = 320549124504. Its totient is φ = 61056976080.
The previous prime is 152642440129. The next prime is 152642440229. The reversal of 152642440220 is 22044246251.
It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (152642440229) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3816060986 + ... + 3816061025.
It is an arithmetic number, because the mean of its divisors is an integer number (26712427042).
Almost surely, 2152642440220 is an apocalyptic number.
152642440220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
152642440220 is an abundant number, since it is smaller than the sum of its proper divisors (167906684284).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
152642440220 is a wasteful number, since it uses less digits than its factorization.
152642440220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7632122020 (or 7632122018 counting only the distinct ones).
The product of its (nonzero) digits is 30720, while the sum is 32.
Adding to 152642440220 its reverse (22044246251), we get a palindrome (174686686471).
The spelling of 152642440220 in words is "one hundred fifty-two billion, six hundred forty-two million, four hundred forty thousand, two hundred twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •