Base | Representation |
---|---|
bin | 10010010010110010010000… |
… | …001111110100101000111111 |
3 | 101112212111100101002120001202 |
4 | 102102302100033310220333 |
5 | 41021141332322034201 |
6 | 443040505442130115 |
7 | 22642510265432306 |
oct | 2222622017645077 |
9 | 345774311076052 |
10 | 80455747455551 |
11 | 236aa0aaa63a56 |
12 | 9034a4305093b |
13 | 35b7c37bb5440 |
14 | 15c211691743d |
15 | 947c8a576c6b |
hex | 492c903f4a3f |
80455747455551 has 16 divisors (see below), whose sum is σ = 86701723075968. Its totient is φ = 74217929032800.
The previous prime is 80455747455547. The next prime is 80455747455607. The reversal of 80455747455551 is 15555474755408.
It is a cyclic number.
It is not a de Polignac number, because 80455747455551 - 22 = 80455747455547 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (80455747452551) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 572931536 + ... + 573071946.
It is an arithmetic number, because the mean of its divisors is an integer number (5418857692248).
Almost surely, 280455747455551 is an apocalyptic number.
80455747455551 is a deficient number, since it is larger than the sum of its proper divisors (6245975620417).
80455747455551 is a wasteful number, since it uses less digits than its factorization.
80455747455551 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 169142.
The product of its (nonzero) digits is 392000000, while the sum is 65.
The spelling of 80455747455551 in words is "eighty trillion, four hundred fifty-five billion, seven hundred forty-seven million, four hundred fifty-five thousand, five hundred fifty-one".
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