Base | Representation |
---|---|
bin | 11101100010000101001… |
… | …111001111111101101001 |
3 | 21012000101112220101221002 |
4 | 131202011033033331221 |
5 | 231222313220242420 |
6 | 4152153201324345 |
7 | 266423623533464 |
oct | 35420517177551 |
9 | 7160345811832 |
10 | 2029459930985 |
11 | 71276424aa93 |
12 | 2893a60366b5 |
13 | 1194b9a852b6 |
14 | 703252b22db |
15 | 37bce4c6075 |
hex | 1d8853cff69 |
2029459930985 has 16 divisors (see below), whose sum is σ = 2532832665600. Its totient is φ = 1559691671616.
The previous prime is 2029459930961. The next prime is 2029459931003. The reversal of 2029459930985 is 5890399549202.
It is a cyclic number.
It is not a de Polignac number, because 2029459930985 - 26 = 2029459930921 is a prime.
It is a super-2 number, since 2×20294599309852 (a number of 25 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 69416105 + ... + 69445334.
It is an arithmetic number, because the mean of its divisors is an integer number (158302041600).
Almost surely, 22029459930985 is an apocalyptic number.
It is an amenable number.
2029459930985 is a deficient number, since it is larger than the sum of its proper divisors (503372734615).
2029459930985 is a wasteful number, since it uses less digits than its factorization.
2029459930985 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 138861560.
The product of its (nonzero) digits is 62985600, while the sum is 65.
The spelling of 2029459930985 in words is "two trillion, twenty-nine billion, four hundred fifty-nine million, nine hundred thirty thousand, nine hundred eighty-five".
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