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230162536 = 23193149069
BaseRepresentation
bin11011011100000…
…00000001101000
3121001002110122101
431232000001220
5432410200121
634501103144
75463230542
oct1556000150
9531073571
10230162536
11108a1457a
12650b7ab4
13388b8266
14227d4692
1515316491
hexdb80068

230162536 has 16 divisors (see below), whose sum is σ = 433793700. Its totient is φ = 114484224.

The previous prime is 230162521. The next prime is 230162539. The reversal of 230162536 is 635261032.

It can be written as a sum of positive squares in 2 ways, for example, as 222904900 + 7257636 = 14930^2 + 2694^2 .

It is not an unprimeable number, because it can be changed into a prime (230162539) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72991 + ... + 76078.

Almost surely, 2230162536 is an apocalyptic number.

It is an amenable number.

230162536 is a deficient number, since it is larger than the sum of its proper divisors (203631164).

230162536 is a wasteful number, since it uses less digits than its factorization.

230162536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149268 (or 149264 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 230162536 is about 15171.1085949577. The cubic root of 230162536 is about 612.8368590450.

It can be divided in two parts, 23016 and 2536, that added together give a palindrome (25552).

The spelling of 230162536 in words is "two hundred thirty million, one hundred sixty-two thousand, five hundred thirty-six".

Divisors: 1 2 4 8 193 386 772 1544 149069 298138 596276 1192552 28770317 57540634 115081268 230162536