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269102434 = 21941832081
BaseRepresentation
bin10000000010100…
…010110101100010
3200202100211010211
4100002202311202
51022342234214
642411444334
76445222126
oct2002426542
9622324124
10269102434
111289a0707
12761566aa
13439a0413
1427a4d586
15189590c4
hex100a2d62

269102434 has 32 divisors (see below), whose sum is σ = 440717760. Its totient is φ = 122803200.

The previous prime is 269102429. The next prime is 269102467. The reversal of 269102434 is 434201962.

It is a happy number.

It is a super-2 number, since 2×2691024342 = 144832239969448712, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 269102396 and 269102405.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 128274 + ... + 130354.

It is an arithmetic number, because the mean of its divisors is an integer number (13772430).

Almost surely, 2269102434 is an apocalyptic number.

269102434 is a deficient number, since it is larger than the sum of its proper divisors (171615326).

269102434 is a wasteful number, since it uses less digits than its factorization.

269102434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2226.

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 269102434 is about 16404.3419252343. The cubic root of 269102434 is about 645.6134091983.

The spelling of 269102434 in words is "two hundred sixty-nine million, one hundred two thousand, four hundred thirty-four".

Divisors: 1 2 19 38 41 82 83 166 779 1558 1577 2081 3154 3403 4162 6806 39539 64657 79078 85321 129314 170642 172723 345446 1621099 3242198 3281737 6563474 7081643 14163286 134551217 269102434