Base | Representation |
---|---|
bin | 111001110010001110101100… |
… | …010101010101011001101111 |
3 | 1020022211120210112000012111200 |
4 | 321302032230111111121233 |
5 | 231302314020143123310 |
6 | 2300302253304420543 |
7 | 104350016025063456 |
oct | 7162165425253157 |
9 | 1208746715005450 |
10 | 254140401145455 |
11 | 73a82380024710 |
12 | 24606142177753 |
13 | aba644c4c2336 |
14 | 46a866517bb9d |
15 | 1e5ab95c189c0 |
hex | e723ac55566f |
254140401145455 has 96 divisors (see below), whose sum is σ = 497333439682560. Its totient is φ = 118938218400000.
The previous prime is 254140401145451. The next prime is 254140401145511. The reversal of 254140401145455 is 554541104041452.
254140401145455 is a `hidden beast` number, since 2 + 5 + 4 + 1 + 40 + 40 + 114 + 5 + 455 = 666.
It is not a de Polignac number, because 254140401145455 - 22 = 254140401145451 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a self number, because there is not a number n which added to its sum of digits gives 254140401145455.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (254140401145451) by changing a digit.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 15318421 + ... + 27256830.
It is an arithmetic number, because the mean of its divisors is an integer number (5180556663360).
Almost surely, 2254140401145455 is an apocalyptic number.
254140401145455 is a deficient number, since it is larger than the sum of its proper divisors (243193038537105).
254140401145455 is a wasteful number, since it uses less digits than its factorization.
254140401145455 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 42575693 (or 42575690 counting only the distinct ones).
The product of its (nonzero) digits is 1280000, while the sum is 45.
The spelling of 254140401145455 in words is "two hundred fifty-four trillion, one hundred forty billion, four hundred one million, one hundred forty-five thousand, four hundred fifty-five".
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