Base | Representation |
---|---|
bin | 1110100001100… |
… | …1001101011001 |
3 | 11020122002102221 |
4 | 3220121031121 |
5 | 111043430130 |
6 | 10013424041 |
7 | 1336550161 |
oct | 350311531 |
9 | 136562387 |
10 | 60920665 |
11 | 3142a663 |
12 | 1849b021 |
13 | c810040 |
14 | 813b5a1 |
15 | 553587a |
hex | 3a19359 |
60920665 has 8 divisors (see below), whose sum is σ = 78728328. Its totient is φ = 44987520.
The previous prime is 60920647. The next prime is 60920687. The reversal of 60920665 is 56602906.
60920665 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 33856 + 60886809 = 184^2 + 7803^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 60920665 - 219 = 60396377 is a prime.
It is a super-2 number, since 2×609206652 = 7422654848084450, which contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 60920665.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 468556 + ... + 468685.
It is an arithmetic number, because the mean of its divisors is an integer number (9841041).
Almost surely, 260920665 is an apocalyptic number.
60920665 is a gapful number since it is divisible by the number (65) formed by its first and last digit.
It is an amenable number.
60920665 is a deficient number, since it is larger than the sum of its proper divisors (17807663).
60920665 is a wasteful number, since it uses less digits than its factorization.
60920665 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 937259.
The product of its (nonzero) digits is 19440, while the sum is 34.
The square root of 60920665 is about 7805.1691205252. The cubic root of 60920665 is about 393.4789874400.
The spelling of 60920665 in words is "sixty million, nine hundred twenty thousand, six hundred sixty-five".
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