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269129013 = 3733122387
BaseRepresentation
bin10000000010101…
…001010100110101
3200202102011121020
4100002221110311
51022344112023
642412211353
76445362456
oct2002512465
9622364536
10269129013
11128a0967a
1276169b59
13439ac54a
1427a5912d
1518961de3
hex100a9535

269129013 has 8 divisors (see below), whose sum is σ = 359331168. Its totient is φ = 179173104.

The previous prime is 269128999. The next prime is 269129033. The reversal of 269129013 is 310921962.

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

It is not a de Polignac number, because 269129013 - 29 = 269128501 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (269129033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58995 + ... + 63392.

It is an arithmetic number, because the mean of its divisors is an integer number (44916396).

Almost surely, 2269129013 is an apocalyptic number.

It is an amenable number.

269129013 is a deficient number, since it is larger than the sum of its proper divisors (90202155).

269129013 is a wasteful number, since it uses less digits than its factorization.

269129013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123123.

The product of its (nonzero) digits is 5832, while the sum is 33.

The square root of 269129013 is about 16405.1520261167. The cubic root of 269129013 is about 645.6346640461.

The spelling of 269129013 in words is "two hundred sixty-nine million, one hundred twenty-nine thousand, thirteen".

Divisors: 1 3 733 2199 122387 367161 89709671 269129013