Base | Representation |
---|---|
bin | 111000100000001000… |
… | …011101001111100011 |
3 | 12210121002201201122211 |
4 | 320200020131033203 |
5 | 1443222132124422 |
6 | 43512031142551 |
7 | 4245265563160 |
oct | 704010351743 |
9 | 183532651584 |
10 | 60668629987 |
11 | 23802950729 |
12 | b911974a57 |
13 | 594b134b34 |
14 | 2d175c3067 |
15 | 18a12ca577 |
hex | e2021d3e3 |
60668629987 has 16 divisors (see below), whose sum is σ = 69451200000. Its totient is φ = 51915052800.
The previous prime is 60668629951. The next prime is 60668630023. The reversal of 60668629987 is 78992686606.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (60668629951) and next prime (60668630023).
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-60668629987 is a prime.
It is not an unprimeable number, because it can be changed into a prime (60668621987) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13628112 + ... + 13632562.
It is an arithmetic number, because the mean of its divisors is an integer number (4340700000).
Almost surely, 260668629987 is an apocalyptic number.
60668629987 is a deficient number, since it is larger than the sum of its proper divisors (8782570013).
60668629987 is a wasteful number, since it uses less digits than its factorization.
60668629987 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7266.
The product of its (nonzero) digits is 94058496, while the sum is 67.
The spelling of 60668629987 in words is "sixty billion, six hundred sixty-eight million, six hundred twenty-nine thousand, nine hundred eighty-seven".
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