Base | Representation |
---|---|
bin | 11110101010000111101… |
… | …10110111100111001010 |
3 | 10201201000122012002210222 |
4 | 33111003312313213022 |
5 | 114224333243211204 |
6 | 2123532222310042 |
7 | 136051240353401 |
oct | 17250366674712 |
9 | 3651018162728 |
10 | 1053405444554 |
11 | 376823a02931 |
12 | 1501a7428322 |
13 | 784497195c8 |
14 | 38db1160638 |
15 | 1c60508babe |
hex | f543db79ca |
1053405444554 has 16 divisors (see below), whose sum is σ = 1606047659496. Its totient is φ = 518056612800.
The previous prime is 1053405444457. The next prime is 1053405444557. The reversal of 1053405444554 is 4554445043501.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 880829175625 + 172576268929 = 938525^2 + 415423^2 .
It is a super-3 number, since 3×10534054445543 (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is not an unprimeable number, because it can be changed into a prime (1053405444557) 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, 8379644 + ... + 8504424.
Almost surely, 21053405444554 is an apocalyptic number.
1053405444554 is a deficient number, since it is larger than the sum of its proper divisors (552642214942).
1053405444554 is a wasteful number, since it uses less digits than its factorization.
1053405444554 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 194041.
The product of its (nonzero) digits is 1920000, while the sum is 44.
The spelling of 1053405444554 in words is "one trillion, fifty-three billion, four hundred five million, four hundred forty-four thousand, five hundred fifty-four".
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