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23068395 = 345779103
BaseRepresentation
bin101011111111…
…1111011101011
31121101222220000
41113333323223
521401142040
62142234043
7400035540
oct127777353
947358800
1023068395
1112026699
127885923
134a18c4c
1430c6bc7
15205a130
hex15ffeeb

23068395 has 80 divisors (see below), whose sum is σ = 48322560. Its totient is φ = 10310976.

The previous prime is 23068393. The next prime is 23068403. The reversal of 23068395 is 59386032.

It is not a de Polignac number, because 23068395 - 21 = 23068393 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23068391) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 223914 + ... + 224016.

It is an arithmetic number, because the mean of its divisors is an integer number (604032).

Almost surely, 223068395 is an apocalyptic number.

23068395 is an abundant number, since it is smaller than the sum of its proper divisors (25254165).

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

23068395 is a wasteful number, since it uses less digits than its factorization.

23068395 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206 (or 197 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The square root of 23068395 is about 4802.9569017429. The cubic root of 23068395 is about 284.6683121868.

It can be divided in two parts, 2306 and 8395, that added together give a palindrome (10701).

The spelling of 23068395 in words is "twenty-three million, sixty-eight thousand, three hundred ninety-five".

Divisors: 1 3 5 7 9 15 21 27 35 45 63 79 81 103 105 135 189 237 309 315 395 405 515 553 567 711 721 927 945 1185 1545 1659 2133 2163 2765 2781 2835 3555 3605 4635 4977 6399 6489 8137 8295 8343 10665 10815 13905 14931 19467 24411 24885 31995 32445 40685 41715 44793 56959 58401 73233 74655 97335 122055 170877 219699 223965 284795 292005 366165 512631 659097 854385 1098495 1537893 2563155 3295485 4613679 7689465 23068395