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269006537940 = 22357640491757
BaseRepresentation
bin1111101010001000001…
…0100000010011010100
3221201100112021000121220
43322202002200103110
513401411133203230
6323325131410340
725302142562550
oct3724202402324
9851315230556
10269006537940
11a40a31a5548
12441758b39b0
131c4a09a844a
14d03cbac860
156ee6745d10
hex3ea20a04d4

269006537940 has 48 divisors (see below), whose sum is σ = 860820922752. Its totient is φ = 61487208576.

The previous prime is 269006537929. The next prime is 269006537971. The reversal of 269006537940 is 49735600962.

269006537940 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 320245459 + ... + 320246298.

It is an arithmetic number, because the mean of its divisors is an integer number (17933769224).

Almost surely, 2269006537940 is an apocalyptic number.

269006537940 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

269006537940 is an abundant number, since it is smaller than the sum of its proper divisors (591814384812).

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

269006537940 is a wasteful number, since it uses less digits than its factorization.

269006537940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 640491776 (or 640491774 counting only the distinct ones).

The product of its (nonzero) digits is 2449440, while the sum is 51.

The spelling of 269006537940 in words is "two hundred sixty-nine billion, six million, five hundred thirty-seven thousand, nine hundred forty".

Divisors: 1 2 3 4 5 6 7 10 12 14 15 20 21 28 30 35 42 60 70 84 105 140 210 420 640491757 1280983514 1921475271 2561967028 3202458785 3842950542 4483442299 6404917570 7685901084 8966884598 9607376355 12809835140 13450326897 17933769196 19214752710 22417211495 26900653794 38429505420 44834422990 53801307588 67251634485 89668845980 134503268970 269006537940