Base | Representation |
---|---|
bin | 110101101100100000… |
… | …1010010111001100000 |
3 | 102000122011101022001120 |
4 | 1223121001102321200 |
5 | 3342123344120440 |
6 | 124550040332240 |
7 | 11221331030052 |
oct | 1533101227140 |
9 | 360564338046 |
10 | 115310145120 |
11 | 449a26307a5 |
12 | 1a421174080 |
13 | ab48699201 |
14 | 581c5398d2 |
15 | 2eed3b3dd0 |
hex | 1ad9052e60 |
115310145120 has 48 divisors (see below), whose sum is σ = 363226958640. Its totient is φ = 30749371904.
The previous prime is 115310145103. The next prime is 115310145127. The reversal of 115310145120 is 21541013511.
It is a tau number, because it is divible by the number of its divisors (48).
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (115310145127) 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, 120114255 + ... + 120115214.
It is an arithmetic number, because the mean of its divisors is an integer number (7567228305).
Almost surely, 2115310145120 is an apocalyptic number.
115310145120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
115310145120 is an abundant number, since it is smaller than the sum of its proper divisors (247916813520).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
115310145120 is a wasteful number, since it uses less digits than its factorization.
115310145120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 240229487 (or 240229479 counting only the distinct ones).
The product of its (nonzero) digits is 600, while the sum is 24.
Adding to 115310145120 its reverse (21541013511), we get a palindrome (136851158631).
The spelling of 115310145120 in words is "one hundred fifteen billion, three hundred ten million, one hundred forty-five thousand, one hundred twenty".
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