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4002070169 = 19722391099
BaseRepresentation
bin1110111010001010…
…1011111010011001
3101022220121020012002
43232202223322121
531144012221134
61501042130345
7201114015026
oct35642537231
911286536162
104002070169
111774078609
129383509b5
134ba197a76
1429d73254d
1518653387e
hexee8abe99

4002070169 has 8 divisors (see below), whose sum is σ = 4040467200. Its totient is φ = 3963856176.

The previous prime is 4002070153. The next prime is 4002070199. The reversal of 4002070169 is 9610702004.

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

It is a cyclic number.

It is not a de Polignac number, because 4002070169 - 24 = 4002070153 is a prime.

It is a super-2 number, since 2×40020701692 = 32033131275199377122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4002070139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1619 + ... + 89480.

It is an arithmetic number, because the mean of its divisors is an integer number (505058400).

Almost surely, 24002070169 is an apocalyptic number.

It is an amenable number.

4002070169 is a deficient number, since it is larger than the sum of its proper divisors (38397031).

4002070169 is a wasteful number, since it uses less digits than its factorization.

4002070169 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91519.

The product of its (nonzero) digits is 3024, while the sum is 29.

The square root of 4002070169 is about 63261.9172093290. The cubic root of 4002070169 is about 1587.6748537763.

The spelling of 4002070169 in words is "four billion, two million, seventy thousand, one hundred sixty-nine".

Divisors: 1 197 223 43931 91099 17946503 20315077 4002070169