Base | Representation |
---|---|
bin | 1111111101100… |
… | …1111101111100 |
3 | 11122222120100212 |
4 | 3333121331330 |
5 | 114114444314 |
6 | 10351011552 |
7 | 1442043332 |
oct | 377317574 |
9 | 148876325 |
10 | 66953084 |
11 | 3487a930 |
12 | 1a509bb8 |
13 | 10b42a13 |
14 | 8c6bb52 |
15 | 5d27e3e |
hex | 3fd9f7c |
66953084 has 24 divisors (see below), whose sum is σ = 128142000. Its totient is φ = 30356480.
The previous prime is 66953077. The next prime is 66953101. The reversal of 66953084 is 48035966.
It is a super-2 number, since 2×669530842 = 8965430914222112, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18062 + ... + 21450.
It is an arithmetic number, because the mean of its divisors is an integer number (5339250).
Almost surely, 266953084 is an apocalyptic number.
It is an amenable number.
66953084 is a deficient number, since it is larger than the sum of its proper divisors (61188916).
66953084 is a wasteful number, since it uses less digits than its factorization.
66953084 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3853 (or 3851 counting only the distinct ones).
The product of its (nonzero) digits is 155520, while the sum is 41.
The square root of 66953084 is about 8182.4864191760. The cubic root of 66953084 is about 406.0599861216.
It can be divided in two parts, 6695 and 3084, that added together give a palindrome (9779).
The spelling of 66953084 in words is "sixty-six million, nine hundred fifty-three thousand, eighty-four".
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