Base | Representation |
---|---|
bin | 111000100000100100… |
… | …1101110011111001010 |
3 | 102121020020111002202110 |
4 | 1301001021232133022 |
5 | 3442012122344114 |
6 | 131425353443150 |
7 | 11524135165350 |
oct | 1610111563712 |
9 | 377206432673 |
10 | 121352153034 |
11 | 47513143772 |
12 | 1b6287104b6 |
13 | b59c382718 |
14 | 5c32b617d0 |
15 | 3253a48759 |
hex | 1c4126e7ca |
121352153034 has 64 divisors (see below), whose sum is σ = 281374248960. Its totient is φ = 34172624640.
The previous prime is 121352152991. The next prime is 121352153059. The reversal of 121352153034 is 430351253121.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 121352152992 and 121352153010.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14664322 + ... + 14672594.
It is an arithmetic number, because the mean of its divisors is an integer number (4396472640).
Almost surely, 2121352153034 is an apocalyptic number.
121352153034 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 121352153034, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (140687124480).
121352153034 is an abundant number, since it is smaller than the sum of its proper divisors (160022095926).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
121352153034 is a wasteful number, since it uses less digits than its factorization.
121352153034 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13275.
The product of its (nonzero) digits is 10800, while the sum is 30.
The spelling of 121352153034 in words is "one hundred twenty-one billion, three hundred fifty-two million, one hundred fifty-three thousand, thirty-four".
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