Base | Representation |
---|---|
bin | 111000100010000000… |
… | …1011001011000110110 |
3 | 102121100121002021111112 |
4 | 1301010001121120312 |
5 | 3442111434113420 |
6 | 131434233435022 |
7 | 11525261350634 |
oct | 1610401313066 |
9 | 377317067445 |
10 | 121400301110 |
11 | 4753833a070 |
12 | 1b64086ba72 |
13 | b5a933cbca |
14 | 5c392d6354 |
15 | 3257da98c5 |
hex | 1c44059636 |
121400301110 has 64 divisors (see below), whose sum is σ = 243572935680. Its totient is φ = 43185918720.
The previous prime is 121400301109. The next prime is 121400301119. The reversal of 121400301110 is 11103004121.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (121400301119) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14766581 + ... + 14774799.
It is an arithmetic number, because the mean of its divisors is an integer number (3805827120).
Almost surely, 2121400301110 is an apocalyptic number.
121400301110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
121400301110 is an abundant number, since it is smaller than the sum of its proper divisors (122172634570).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
121400301110 is a wasteful number, since it uses less digits than its factorization.
121400301110 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11141.
The product of its (nonzero) digits is 24, while the sum is 14.
Adding to 121400301110 its reverse (11103004121), we get a palindrome (132503305231).
The spelling of 121400301110 in words is "one hundred twenty-one billion, four hundred million, three hundred one thousand, one hundred ten".
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