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40168122 = 236694687
BaseRepresentation
bin1001100100111…
…0101010111010
32210120202022020
42121032222322
540240334442
63552535310
7665265141
oct231165272
983522266
1040168122
11207459a5
1211551536
138425227
145498758
1537d69ec
hex264eaba

40168122 has 8 divisors (see below), whose sum is σ = 80336256. Its totient is φ = 13389372.

The previous prime is 40168087. The next prime is 40168153. The reversal of 40168122 is 22186104.

It is a sphenic number, since it is the product of 3 distinct primes.

40168122 is an admirable number.

It is a super-2 number, since 2×401681222 = 3226956050013768, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40168092 and 40168101.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3347338 + ... + 3347349.

It is an arithmetic number, because the mean of its divisors is an integer number (10042032).

Almost surely, 240168122 is an apocalyptic number.

40168122 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

40168122 is a wasteful number, since it uses less digits than its factorization.

40168122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6694692.

The product of its (nonzero) digits is 768, while the sum is 24.

The square root of 40168122 is about 6337.8325948229. The cubic root of 40168122 is about 342.4736605741.

The spelling of 40168122 in words is "forty million, one hundred sixty-eight thousand, one hundred twenty-two".

Divisors: 1 2 3 6 6694687 13389374 20084061 40168122