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69085018112 = 211119293301
BaseRepresentation
bin100000001010111001…
…0011011100000000000
320121022122122112200112
41000111302123200000
52112441231034422
651423123410452
74663663651655
oct1002562334000
9217278575615
1069085018112
11273317676a0
1211480523a28
13668ca06956
1434b52b9c2c
151be5124ee2
hex1015c9b800

69085018112 has 96 divisors (see below), whose sum is σ = 150902060400. Its totient is φ = 31358976000.

The previous prime is 69085018111. The next prime is 69085018133. The reversal of 69085018112 is 21181058096.

It is a self number, because there is not a number n which added to its sum of digits gives 69085018112.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (69085018111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20926862 + ... + 20930162.

Almost surely, 269085018112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 69085018112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (75451030200).

69085018112 is an abundant number, since it is smaller than the sum of its proper divisors (81817042288).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

69085018112 is a wasteful number, since it uses less digits than its factorization.

69085018112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4263 (or 4243 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 41.

The spelling of 69085018112 in words is "sixty-nine billion, eighty-five million, eighteen thousand, one hundred twelve".

Divisors: 1 2 4 8 11 16 22 32 44 64 88 128 176 256 352 512 704 929 1024 1408 1858 2048 2816 3301 3716 5632 6602 7432 10219 11264 13204 14864 20438 22528 26408 29728 36311 40876 52816 59456 72622 81752 105632 118912 145244 163504 211264 237824 290488 327008 422528 475648 580976 654016 845056 951296 1161952 1308032 1690112 1902592 2323904 2616064 3066629 3380224 4647808 5232128 6133258 6760448 9295616 10464256 12266516 18591232 20928512 24533032 33732919 37182464 49066064 67465838 74364928 98132128 134931676 196264256 269863352 392528512 539726704 785057024 1079453408 1570114048 2158906816 3140228096 4317813632 6280456192 8635627264 17271254528 34542509056 69085018112