Base | Representation |
---|---|
bin | 1111110111111111010… |
… | …01001111000001001010 |
3 | 1221010220200120210200221 |
4 | 13323333221033001022 |
5 | 32414042422110134 |
6 | 1054324543020254 |
7 | 54256610654020 |
oct | 7737751170112 |
9 | 1833820523627 |
10 | 545454878794 |
11 | 1a0365071731 |
12 | 8986789a68a |
13 | 3c589376467 |
14 | 1c586060710 |
15 | e2c64755b4 |
hex | 7effa4f04a |
545454878794 has 16 divisors (see below), whose sum is σ = 935120812608. Its totient is φ = 233752550112.
The previous prime is 545454878777. The next prime is 545454878797. The reversal of 545454878794 is 497878454545.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (545454878797) 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, 905232 + ... + 1382155.
It is an arithmetic number, because the mean of its divisors is an integer number (58445050788).
Almost surely, 2545454878794 is an apocalyptic number.
545454878794 is a deficient number, since it is larger than the sum of its proper divisors (389665933814).
545454878794 is a wasteful number, since it uses less digits than its factorization.
545454878794 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2304429.
The product of its digits is 903168000, while the sum is 70.
The spelling of 545454878794 in words is "five hundred forty-five billion, four hundred fifty-four million, eight hundred seventy-eight thousand, seven hundred ninety-four".
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