Search a number
-
+
23017068 = 2233297349
BaseRepresentation
bin101011111001…
…1011001101100
31121022101111000
41113303121230
521343021233
62141200300
7366433104
oct127633154
947271430
1023017068
1111aa1078
127860090
1349cb789
1430b2204
152049d13
hex15f366c

23017068 has 48 divisors (see below), whose sum is σ = 61740000. Its totient is φ = 7406784.

The previous prime is 23017051. The next prime is 23017079. The reversal of 23017068 is 86071032.

It is a Harshad number since it is a multiple of its sum of digits (27).

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, 543 + ... + 6806.

It is an arithmetic number, because the mean of its divisors is an integer number (1286250).

Almost surely, 223017068 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23017068, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30870000).

23017068 is an abundant number, since it is smaller than the sum of its proper divisors (38722932).

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

23017068 is a wasteful number, since it uses less digits than its factorization.

23017068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7391 (or 7383 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 23017068 is about 4797.6106553158. The cubic root of 23017068 is about 284.4570271443.

The spelling of 23017068 in words is "twenty-three million, seventeen thousand, sixty-eight".

Divisors: 1 2 3 4 6 9 12 18 27 29 36 54 58 87 108 116 174 261 348 522 783 1044 1566 3132 7349 14698 22047 29396 44094 66141 88188 132282 198423 213121 264564 396846 426242 639363 793692 852484 1278726 1918089 2557452 3836178 5754267 7672356 11508534 23017068