Base | Representation |
---|---|
bin | 1110100010011… |
… | …01111100011001 |
3 | 22111110220112112 |
4 | 13101031330121 |
5 | 222210012243 |
6 | 20033522105 |
7 | 3010410143 |
oct | 721157431 |
9 | 274426475 |
10 | 121954073 |
11 | 6292699a |
12 | 34a13335 |
13 | 1c35c497 |
14 | 122a7c93 |
15 | aa8e818 |
hex | 744df19 |
121954073 has 24 divisors (see below), whose sum is σ = 137604096. Its totient is φ = 107676800.
The previous prime is 121954051. The next prime is 121954099. The reversal of 121954073 is 370459121.
It is not a de Polignac number, because 121954073 - 28 = 121953817 is a prime.
It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (121954043) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 638408 + ... + 638598.
It is an arithmetic number, because the mean of its divisors is an integer number (5733504).
Almost surely, 2121954073 is an apocalyptic number.
It is an amenable number.
121954073 is a deficient number, since it is larger than the sum of its proper divisors (15650023).
121954073 is a wasteful number, since it uses less digits than its factorization.
121954073 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 325 (or 302 counting only the distinct ones).
The product of its (nonzero) digits is 7560, while the sum is 32.
The square root of 121954073 is about 11043.2818038842. The cubic root of 121954073 is about 495.9053227741.
The spelling of 121954073 in words is "one hundred twenty-one million, nine hundred fifty-four thousand, seventy-three".
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