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270270069 = 3471916809
BaseRepresentation
bin10000000110111…
…111111001110101
3200211120010211120
4100012333321311
51023142120234
642452454153
76461154246
oct2006777165
9624503746
10270270069
111296189a3
127661a359
1343cbba24
1427c74ccd
1518ada049
hex101bfe75

270270069 has 8 divisors (see below), whose sum is σ = 368027520. Its totient is φ = 176346336.

The previous prime is 270270067. The next prime is 270270101. The reversal of 270270069 is 960072072.

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

It is not a de Polignac number, because 270270069 - 21 = 270270067 is a prime.

It is a super-2 number, since 2×2702700692 = 146091820394529522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (270270061) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 958264 + ... + 958545.

It is an arithmetic number, because the mean of its divisors is an integer number (46003440).

Almost surely, 2270270069 is an apocalyptic number.

It is an amenable number.

270270069 is a deficient number, since it is larger than the sum of its proper divisors (97757451).

270270069 is a wasteful number, since it uses less digits than its factorization.

270270069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1916859.

The product of its (nonzero) digits is 10584, while the sum is 33.

The square root of 270270069 is about 16439.8926091383. The cubic root of 270270069 is about 646.5458337250.

It can be divided in two parts, 2702 and 70069, that added together give a triangular number (72771 = T381).

The spelling of 270270069 in words is "two hundred seventy million, two hundred seventy thousand, sixty-nine".

Divisors: 1 3 47 141 1916809 5750427 90090023 270270069