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1369830269 = 10322735851
BaseRepresentation
bin101000110100101…
…1111001101111101
310112110120120212102
41101221133031331
510301134032034
6343532114445
745642236153
oct12151371575
93473516772
101369830269
11643262835
12322905a25
1318aa47472
14cdcdb3d3
15803d597e
hex51a5f37d

1369830269 has 8 divisors (see below), whose sum is σ = 1383974592. Its totient is φ = 1355702400.

The previous prime is 1369830223. The next prime is 1369830271. The reversal of 1369830269 is 9620389631.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-1369830269 is a prime.

It is a super-2 number, since 2×13698302692 = 3752869931737224722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1369830569) 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, 231194 + ... + 237044.

It is an arithmetic number, because the mean of its divisors is an integer number (172996824).

Almost surely, 21369830269 is an apocalyptic number.

It is an amenable number.

1369830269 is a deficient number, since it is larger than the sum of its proper divisors (14144323).

1369830269 is a wasteful number, since it uses less digits than its factorization.

1369830269 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8227.

The product of its (nonzero) digits is 419904, while the sum is 47.

The square root of 1369830269 is about 37011.2181507175. The cubic root of 1369830269 is about 1110.5946733708.

The spelling of 1369830269 in words is "one billion, three hundred sixty-nine million, eight hundred thirty thousand, two hundred sixty-nine".

Divisors: 1 103 2273 5851 234119 602653 13299323 1369830269