Base | Representation |
---|---|
bin | 110010011111100110… |
… | …100011001011010010 |
3 | 12011221111101201112110 |
4 | 302133212203023102 |
5 | 1342014111243300 |
6 | 40523532410150 |
7 | 3626361236121 |
oct | 623746431322 |
9 | 164844351473 |
10 | 54217290450 |
11 | 20aa2279864 |
12 | a611316956 |
13 | 51606c076b |
14 | 28a4887ab8 |
15 | 1624c3c550 |
hex | c9f9a32d2 |
54217290450 has 24 divisors (see below), whose sum is σ = 134458880688. Its totient is φ = 14457944080.
The previous prime is 54217290433. The next prime is 54217290481. The reversal of 54217290450 is 5409271245.
It is a super-2 number, since 2×542172904502 (a number of 22 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 54217290399 and 54217290408.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 180724152 + ... + 180724451.
It is an arithmetic number, because the mean of its divisors is an integer number (5602453362).
Almost surely, 254217290450 is an apocalyptic number.
54217290450 is a gapful number since it is divisible by the number (50) formed by its first and last digit.
54217290450 is an abundant number, since it is smaller than the sum of its proper divisors (80241590238).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54217290450 is a wasteful number, since it uses less digits than its factorization.
54217290450 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 361448618 (or 361448613 counting only the distinct ones).
The product of its (nonzero) digits is 100800, while the sum is 39.
The spelling of 54217290450 in words is "fifty-four billion, two hundred seventeen million, two hundred ninety thousand, four hundred fifty".
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