Search a number
-
+
23475078 = 23211532237
BaseRepresentation
bin101100110001…
…1001110000110
31122011122202100
41121203032012
522002200303
62155052530
7403351314
oct131431606
948148670
1023475078
11122841a0
127a41146
134b2c0a3
1431910b4
1520da8a3
hex1663386

23475078 has 48 divisors (see below), whose sum is σ = 56558736. Its totient is φ = 6976320.

The previous prime is 23475077. The next prime is 23475103. The reversal of 23475078 is 87057432.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23475071) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9376 + ... + 11612.

It is an arithmetic number, because the mean of its divisors is an integer number (1178307).

Almost surely, 223475078 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23475078, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28279368).

23475078 is an abundant number, since it is smaller than the sum of its proper divisors (33083658).

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

23475078 is a wasteful number, since it uses less digits than its factorization.

23475078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2309 (or 2306 counting only the distinct ones).

The product of its (nonzero) digits is 47040, while the sum is 36.

The square root of 23475078 is about 4845.1086675120. The cubic root of 23475078 is about 286.3314250033.

The spelling of 23475078 in words is "twenty-three million, four hundred seventy-five thousand, seventy-eight".

Divisors: 1 2 3 6 9 11 18 22 33 53 66 99 106 159 198 318 477 583 954 1166 1749 2237 3498 4474 5247 6711 10494 13422 20133 24607 40266 49214 73821 118561 147642 221463 237122 355683 442926 711366 1067049 1304171 2134098 2608342 3912513 7825026 11737539 23475078