Base | Representation |
---|---|
bin | 101000000000000110… |
… | …1101111101101110101 |
3 | 22012201201112222001111 |
4 | 1100000031233231311 |
5 | 2401412123333422 |
6 | 103244022155021 |
7 | 6130520010100 |
oct | 1200015575565 |
9 | 265651488044 |
10 | 85902949237 |
11 | 33481a80226 |
12 | 14794882a71 |
13 | 81400805a1 |
14 | 422cb23737 |
15 | 237b835a77 |
hex | 140036fb75 |
85902949237 has 24 divisors (see below), whose sum is σ = 106280729856. Its totient is φ = 68988947328.
The previous prime is 85902949229. The next prime is 85902949267. The reversal of 85902949237 is 73294920958.
It is not a de Polignac number, because 85902949237 - 23 = 85902949229 is a prime.
It is a super-2 number, since 2×859029492372 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (85902949267) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 45463 + ... + 416980.
It is an arithmetic number, because the mean of its divisors is an integer number (4428363744).
Almost surely, 285902949237 is an apocalyptic number.
It is an amenable number.
85902949237 is a deficient number, since it is larger than the sum of its proper divisors (20377780619).
85902949237 is a wasteful number, since it uses less digits than its factorization.
85902949237 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 462697 (or 462690 counting only the distinct ones).
The product of its (nonzero) digits is 9797760, while the sum is 58.
The spelling of 85902949237 in words is "eighty-five billion, nine hundred two million, nine hundred forty-nine thousand, two hundred thirty-seven".
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