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269220693 = 3712820033
BaseRepresentation
bin10000000010111…
…111101101010101
3200202120211100210
4100002333231111
51022410030233
642414200033
76446223660
oct2002775525
9622524323
10269220693
11128a71545
12761b3019
1343a121b1
1427a806d7
151897e163
hex100bfb55

269220693 has 8 divisors (see below), whose sum is σ = 410241088. Its totient is φ = 153840384.

The previous prime is 269220691. The next prime is 269220751. The reversal of 269220693 is 396022962.

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

It is not a de Polignac number, because 269220693 - 21 = 269220691 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 (269220691) 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, 6409996 + ... + 6410037.

It is an arithmetic number, because the mean of its divisors is an integer number (51280136).

Almost surely, 2269220693 is an apocalyptic number.

It is an amenable number.

269220693 is a deficient number, since it is larger than the sum of its proper divisors (141020395).

269220693 is a wasteful number, since it uses less digits than its factorization.

269220693 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12820043.

The product of its (nonzero) digits is 69984, while the sum is 39.

The square root of 269220693 is about 16407.9460323345. The cubic root of 269220693 is about 645.7079685000.

The spelling of 269220693 in words is "two hundred sixty-nine million, two hundred twenty thousand, six hundred ninety-three".

Divisors: 1 3 7 21 12820033 38460099 89740231 269220693