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270244693 = 1371972589
BaseRepresentation
bin10000000110111…
…001101101010101
3200211111212000201
4100012321231111
51023140312233
642452140501
76461020255
oct2006715525
9624455021
10270244693
11129600924
1276607731
1343cb0304
1427c69965
1518ad277d
hex101b9b55

270244693 has 4 divisors (see below), whose sum is σ = 272217420. Its totient is φ = 268271968.

The previous prime is 270244679. The next prime is 270244717. The reversal of 270244693 is 396442072.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 83594449 + 186650244 = 9143^2 + 13662^2 .

It is a cyclic number.

It is not a de Polignac number, because 270244693 - 25 = 270244661 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (270247693) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 986158 + ... + 986431.

It is an arithmetic number, because the mean of its divisors is an integer number (68054355).

Almost surely, 2270244693 is an apocalyptic number.

It is an amenable number.

270244693 is a deficient number, since it is larger than the sum of its proper divisors (1972727).

270244693 is a wasteful number, since it uses less digits than its factorization.

270244693 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1972726.

The product of its (nonzero) digits is 72576, while the sum is 37.

The square root of 270244693 is about 16439.1208098244. The cubic root of 270244693 is about 646.5255980886.

The spelling of 270244693 in words is "two hundred seventy million, two hundred forty-four thousand, six hundred ninety-three".

Divisors: 1 137 1972589 270244693