Base | Representation |
---|---|
bin | 11100000011010011… |
… | …100001011010010110 |
3 | 2212202010111201122012 |
4 | 130003103201122112 |
5 | 443141234022220 |
6 | 21500444504222 |
7 | 2114256435245 |
oct | 340323413226 |
9 | 85663451565 |
10 | 30120220310 |
11 | 11857096364 |
12 | 5a0724b072 |
13 | 2ac026838b |
14 | 165a3c095c |
15 | bb4474ac5 |
hex | 7034e1696 |
30120220310 has 32 divisors (see below), whose sum is σ = 56060992512. Its totient is φ = 11639507040.
The previous prime is 30120220301. The next prime is 30120220327. The reversal of 30120220310 is 1302202103.
It is a happy number.
It is a super-2 number, since 2×301202203102 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 99209 + ... + 264731.
It is an arithmetic number, because the mean of its divisors is an integer number (1751906016).
Almost surely, 230120220310 is an apocalyptic number.
30120220310 is a deficient number, since it is larger than the sum of its proper divisors (25940772202).
30120220310 is a wasteful number, since it uses less digits than its factorization.
30120220310 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 166148.
The product of its (nonzero) digits is 72, while the sum is 14.
Adding to 30120220310 its reverse (1302202103), we get a palindrome (31422422413).
The spelling of 30120220310 in words is "thirty billion, one hundred twenty million, two hundred twenty thousand, three hundred ten".
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