Base | Representation |
---|---|
bin | 11100000011010110… |
… | …100111010111000110 |
3 | 2212202012000220211211 |
4 | 130003112213113012 |
5 | 443141440443420 |
6 | 21500514122034 |
7 | 2114266353142 |
oct | 340326472706 |
9 | 85665026754 |
10 | 30121031110 |
11 | 1185759a545 |
12 | 5a0758031a |
13 | 2ac0490441 |
14 | 165a552222 |
15 | bb4584e5a |
hex | 7035a75c6 |
30121031110 has 8 divisors (see below), whose sum is σ = 54217856016. Its totient is φ = 12048412440.
The previous prime is 30121031093. The next prime is 30121031119. The reversal of 30121031110 is 1113012103.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30121031119) 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, 1506051546 + ... + 1506051565.
It is an arithmetic number, because the mean of its divisors is an integer number (6777232002).
Almost surely, 230121031110 is an apocalyptic number.
30121031110 is a deficient number, since it is larger than the sum of its proper divisors (24096824906).
30121031110 is a wasteful number, since it uses less digits than its factorization.
30121031110 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3012103118.
The product of its (nonzero) digits is 18, while the sum is 13.
Adding to 30121031110 its reverse (1113012103), we get a palindrome (31234043213).
The spelling of 30121031110 in words is "thirty billion, one hundred twenty-one million, thirty-one thousand, one hundred ten".
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