Base | Representation |
---|---|
bin | 1110011011010… |
… | …01000011010100 |
3 | 22102201021110210 |
4 | 13031221003110 |
5 | 221440012112 |
6 | 20001445420 |
7 | 2666423610 |
oct | 715510324 |
9 | 272637423 |
10 | 121016532 |
11 | 6234656a |
12 | 34640870 |
13 | 1c0c1820 |
14 | 12102340 |
15 | a956b3c |
hex | 73690d4 |
121016532 has 48 divisors (see below), whose sum is σ = 347537792. Its totient is φ = 31916160.
The previous prime is 121016527. The next prime is 121016549. The reversal of 121016532 is 235610121.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a junction number, because it is equal to n+sod(n) for n = 121016499 and 121016508.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54319 + ... + 56502.
Almost surely, 2121016532 is an apocalyptic number.
121016532 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
121016532 is an abundant number, since it is smaller than the sum of its proper divisors (226521260).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
121016532 is a wasteful number, since it uses less digits than its factorization.
121016532 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 110848 (or 110846 counting only the distinct ones).
The product of its (nonzero) digits is 360, while the sum is 21.
The square root of 121016532 is about 11000.7514288798. The cubic root of 121016532 is about 494.6312691166.
Adding to 121016532 its reverse (235610121), we get a palindrome (356626653).
The spelling of 121016532 in words is "one hundred twenty-one million, sixteen thousand, five hundred thirty-two".
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