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368531230 = 2547784109
BaseRepresentation
bin10101111101110…
…101011100011110
3221200110022210211
4111331311130132
51223320444410
6100322523034
712063315034
oct2575653436
9850408724
10368531230
1117a031a71
12a350647a
135b473c22
1436d32554
152254968a
hex15f7571e

368531230 has 16 divisors (see below), whose sum is σ = 677471040. Its totient is φ = 144275872.

The previous prime is 368531221. The next prime is 368531243. The reversal of 368531230 is 32135863.

It is a junction number, because it is equal to n+sod(n) for n = 368531192 and 368531201.

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 7 ways as a sum of consecutive naturals, for example, 391585 + ... + 392524.

It is an arithmetic number, because the mean of its divisors is an integer number (42341940).

Almost surely, 2368531230 is an apocalyptic number.

368531230 is a deficient number, since it is larger than the sum of its proper divisors (308939810).

368531230 is a wasteful number, since it uses less digits than its factorization.

368531230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 784163.

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 368531230 is about 19197.1672389444. The cubic root of 368531230 is about 716.9542313323.

It can be divided in two parts, 36853 and 1230, that added together give a palindrome (38083).

The spelling of 368531230 in words is "three hundred sixty-eight million, five hundred thirty-one thousand, two hundred thirty".

Divisors: 1 2 5 10 47 94 235 470 784109 1568218 3920545 7841090 36853123 73706246 184265615 368531230