Base | Representation |
---|---|
bin | 10010000111110… |
… | …10110100100111 |
3 | 101121001112101222 |
4 | 21003322310213 |
5 | 302404203221 |
6 | 23030210555 |
7 | 3524111510 |
oct | 1103726447 |
9 | 347045358 |
10 | 152022311 |
11 | 788a3681 |
12 | 42ab3a5b |
13 | 2565953c |
14 | 16293a07 |
15 | d52d9ab |
hex | 90fad27 |
152022311 has 4 divisors (see below), whose sum is σ = 173739792. Its totient is φ = 130304832.
The previous prime is 152022257. The next prime is 152022317. The reversal of 152022311 is 113220251.
It is a happy number.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 113220251 = 9829 ⋅11519.
It is a de Polignac number, because none of the positive numbers 2k-152022311 is a prime.
It is a super-2 number, since 2×1520223112 = 46221566083561442, which contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 152022311.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (152022317) 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, 10858730 + ... + 10858743.
It is an arithmetic number, because the mean of its divisors is an integer number (43434948).
Almost surely, 2152022311 is an apocalyptic number.
152022311 is a deficient number, since it is larger than the sum of its proper divisors (21717481).
152022311 is an equidigital number, since it uses as much as digits as its factorization.
152022311 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21717480.
The product of its (nonzero) digits is 120, while the sum is 17.
The square root of 152022311 is about 12329.7328032687. The cubic root of 152022311 is about 533.7064401815.
Adding to 152022311 its reverse (113220251), we get a palindrome (265242562).
The spelling of 152022311 in words is "one hundred fifty-two million, twenty-two thousand, three hundred eleven".
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