Base | Representation |
---|---|
bin | 1110011011111… |
… | …11101100101110 |
3 | 22102212222201102 |
4 | 13031333230232 |
5 | 222000444134 |
6 | 20003443102 |
7 | 3000261215 |
oct | 715775456 |
9 | 272788642 |
10 | 121109294 |
11 | 623aa229 |
12 | 34686492 |
13 | 1c124b07 |
14 | 1212807c |
15 | a97437e |
hex | 737fb2e |
121109294 has 8 divisors (see below), whose sum is σ = 181748568. Its totient is φ = 60526440.
The previous prime is 121109279. The next prime is 121109297. The reversal of 121109294 is 492901121.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×1211092942 = 29334922186356872, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (121109297) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8252 + ... + 17615.
It is an arithmetic number, because the mean of its divisors is an integer number (22718571).
Almost surely, 2121109294 is an apocalyptic number.
121109294 is a deficient number, since it is larger than the sum of its proper divisors (60639274).
121109294 is a wasteful number, since it uses less digits than its factorization.
121109294 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28210.
The product of its (nonzero) digits is 1296, while the sum is 29.
The square root of 121109294 is about 11004.9667877736. The cubic root of 121109294 is about 494.7576189812.
The spelling of 121109294 in words is "one hundred twenty-one million, one hundred nine thousand, two hundred ninety-four".
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