Search a number
-
+
23201150 = 2527151439
BaseRepresentation
bin101100010000…
…0010101111110
31121122201222212
41120200111332
521414414100
62145140422
7401130560
oct130402576
947581885
1023201150
1112107405
12792a712
134a644bb
14311d330
152084635
hex162057e

23201150 has 48 divisors (see below), whose sum is σ = 49758720. Its totient is φ = 7884000.

The previous prime is 23201137. The next prime is 23201153. The reversal of 23201150 is 5110232.

It is a happy number.

It is a super-2 number, since 2×232011502 = 1076586722645000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23201153) 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, 52631 + ... + 53069.

It is an arithmetic number, because the mean of its divisors is an integer number (1036640).

Almost surely, 223201150 is an apocalyptic number.

23201150 is an abundant number, since it is smaller than the sum of its proper divisors (26557570).

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

23201150 is a wasteful number, since it uses less digits than its factorization.

23201150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 609 (or 604 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 14.

The square root of 23201150 is about 4816.7572079149. The cubic root of 23201150 is about 285.2133418495.

Adding to 23201150 its reverse (5110232), we get a palindrome (28311382).

The spelling of 23201150 in words is "twenty-three million, two hundred one thousand, one hundred fifty".

Divisors: 1 2 5 7 10 14 25 35 50 70 151 175 302 350 439 755 878 1057 1510 2114 2195 3073 3775 4390 5285 6146 7550 10570 10975 15365 21950 26425 30730 52850 66289 76825 132578 153650 331445 464023 662890 928046 1657225 2320115 3314450 4640230 11600575 23201150