Base | Representation |
---|---|
bin | 1001111000110011110… |
… | …1011001010000010000 |
3 | 121020110102210110000000 |
4 | 2132030331121100100 |
5 | 10240342332112013 |
6 | 210011522130000 |
7 | 15162334344231 |
oct | 2361475312020 |
9 | 536412713000 |
10 | 169868629008 |
11 | 6604a45a201 |
12 | 28b087b0900 |
13 | 1303197b580 |
14 | 831643b088 |
15 | 464304a973 |
hex | 278cf59410 |
169868629008 has 320 divisors, whose sum is σ = 535311848960. Its totient is φ = 51900134400.
The previous prime is 169868628989. The next prime is 169868629031. The reversal of 169868629008 is 800926868961.
It is a super-2 number, since 2×1698686290082 (a number of 23 digits) contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 68688060 + ... + 68690532.
It is an arithmetic number, because the mean of its divisors is an integer number (1672849528).
Almost surely, 2169868629008 is an apocalyptic number.
169868629008 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 169868629008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (267655924480).
169868629008 is an abundant number, since it is smaller than the sum of its proper divisors (365443219952).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
169868629008 is a wasteful number, since it uses less digits than its factorization.
169868629008 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2666 (or 2642 counting only the distinct ones).
The product of its (nonzero) digits is 17915904, while the sum is 63.
The spelling of 169868629008 in words is "one hundred sixty-nine billion, eight hundred sixty-eight million, six hundred twenty-nine thousand, eight".
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