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269082420 = 223537911833
BaseRepresentation
bin10000000010011…
…101111100110100
3200202022210200120
4100002131330310
51022341114140
642411211540
76445106565
oct2002357464
9622283616
10269082420
11128987672
1276146bb0
1343994289
1427a4616c
15189531d0
hex1009df34

269082420 has 48 divisors (see below), whose sum is σ = 755482560. Its totient is φ = 71559936.

The previous prime is 269082413. The next prime is 269082439. The reversal of 269082420 is 24280962.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16824 + ... + 28656.

It is an arithmetic number, because the mean of its divisors is an integer number (15739220).

Almost surely, 2269082420 is an apocalyptic number.

269082420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

269082420 is an abundant number, since it is smaller than the sum of its proper divisors (486400140).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

269082420 is a wasteful number, since it uses less digits than its factorization.

269082420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12224 (or 12222 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 33.

The square root of 269082420 is about 16403.7318924689. The cubic root of 269082420 is about 645.5974033637.

The spelling of 269082420 in words is "two hundred sixty-nine million, eighty-two thousand, four hundred twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 379 758 1137 1516 1895 2274 3790 4548 5685 7580 11370 11833 22740 23666 35499 47332 59165 70998 118330 141996 177495 236660 354990 709980 4484707 8969414 13454121 17938828 22423535 26908242 44847070 53816484 67270605 89694140 134541210 269082420