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230121302 = 2235002637
BaseRepresentation
bin11011011011101…
…01111101010110
3121001000101002012
431231311331112
5432402340202
634500144222
75462666405
oct1555657526
9531011065
10230121302
111089965a4
1265098072
13388a2568
14227c363c
1515309152
hexdb75f56

230121302 has 8 divisors (see below), whose sum is σ = 360189936. Its totient is φ = 110057992.

The previous prime is 230121289. The next prime is 230121317. The reversal of 230121302 is 203121032.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2501273 + ... + 2501364.

It is an arithmetic number, because the mean of its divisors is an integer number (45023742).

Almost surely, 2230121302 is an apocalyptic number.

230121302 is a deficient number, since it is larger than the sum of its proper divisors (130068634).

230121302 is a wasteful number, since it uses less digits than its factorization.

230121302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5002662.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 230121302 is about 15169.7495694557. The cubic root of 230121302 is about 612.8002599461.

Adding to 230121302 its reverse (203121032), we get a palindrome (433242334).

The spelling of 230121302 in words is "two hundred thirty million, one hundred twenty-one thousand, three hundred two".

Divisors: 1 2 23 46 5002637 10005274 115060651 230121302