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269904068 = 22773132047
BaseRepresentation
bin10000000101100…
…110100011000100
3200210212112202222
4100011212203010
51023043412233
642440551512
76455101220
oct2005464304
9623775688
10269904068
11129398a15
1276482598
1343bc1265
1427bbb780
1518a66898
hex101668c4

269904068 has 24 divisors (see below), whose sum is σ = 547206912. Its totient is φ = 114087744.

The previous prime is 269904067. The next prime is 269904097. The reversal of 269904068 is 860409962.

It is a super-4 number, since 4×2699040684 (a number of 35 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (269904067) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63980 + ... + 68067.

It is an arithmetic number, because the mean of its divisors is an integer number (22800288).

Almost surely, 2269904068 is an apocalyptic number.

269904068 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

269904068 is an abundant number, since it is smaller than the sum of its proper divisors (277302844).

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

269904068 is a wasteful number, since it uses less digits than its factorization.

269904068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132131 (or 132129 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 44.

The square root of 269904068 is about 16428.7573480163. The cubic root of 269904068 is about 646.2538500794.

The spelling of 269904068 in words is "two hundred sixty-nine million, nine hundred four thousand, sixty-eight".

Divisors: 1 2 4 7 14 28 73 146 292 511 1022 2044 132047 264094 528188 924329 1848658 3697316 9639431 19278862 38557724 67476017 134952034 269904068