Base | Representation |
---|---|
bin | 1100000101110110000… |
… | …01010100010011100001 |
3 | 1110201100202000121100212 |
4 | 12002323001110103201 |
5 | 23301322330420441 |
6 | 514505052423505 |
7 | 42005231236610 |
oct | 6027301242341 |
9 | 1421322017325 |
10 | 415454545121 |
11 | 150214294940 |
12 | 68626a77b95 |
13 | 3023c3b5ab5 |
14 | 16172909877 |
15 | ac18597eeb |
hex | 60bb0544e1 |
415454545121 has 16 divisors (see below), whose sum is σ = 519436672128. Its totient is φ = 322813708800.
The previous prime is 415454545111. The next prime is 415454545123. The reversal of 415454545121 is 121545454514.
It is not a de Polignac number, because 415454545121 - 214 = 415454528737 is a prime.
It is not an unprimeable number, because it can be changed into a prime (415454545123) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7615190 + ... + 7669551.
It is an arithmetic number, because the mean of its divisors is an integer number (32464792008).
Almost surely, 2415454545121 is an apocalyptic number.
It is an amenable number.
415454545121 is a deficient number, since it is larger than the sum of its proper divisors (103982127007).
415454545121 is a wasteful number, since it uses less digits than its factorization.
415454545121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15285112.
The product of its digits is 320000, while the sum is 41.
Adding to 415454545121 its reverse (121545454514), we get a palindrome (536999999635).
The spelling of 415454545121 in words is "four hundred fifteen billion, four hundred fifty-four million, five hundred forty-five thousand, one hundred twenty-one".
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