Base | Representation |
---|---|
bin | 11100001001110110… |
… | …100000101001010110 |
3 | 2220000210011221012120 |
4 | 130021312200221112 |
5 | 443402343234020 |
6 | 21515411000410 |
7 | 2120062142424 |
oct | 341166405126 |
9 | 86023157176 |
10 | 30230055510 |
11 | 11903095156 |
12 | 5a37b99106 |
13 | 2b09c43715 |
14 | 166ac12114 |
15 | bbde1d740 |
hex | 709da0a56 |
30230055510 has 16 divisors (see below), whose sum is σ = 72552133296. Its totient is φ = 8061348128.
The previous prime is 30230055509. The next prime is 30230055517. The reversal of 30230055510 is 1555003203.
It is a super-2 number, since 2×302300555102 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30230055517) 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, 503834229 + ... + 503834288.
It is an arithmetic number, because the mean of its divisors is an integer number (4534508331).
Almost surely, 230230055510 is an apocalyptic number.
30230055510 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
30230055510 is an abundant number, since it is smaller than the sum of its proper divisors (42322077786).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30230055510 is a wasteful number, since it uses less digits than its factorization.
30230055510 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1007668527.
The product of its (nonzero) digits is 2250, while the sum is 24.
Adding to 30230055510 its reverse (1555003203), we get a palindrome (31785058713).
The spelling of 30230055510 in words is "thirty billion, two hundred thirty million, fifty-five thousand, five hundred ten".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •