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230702901 = 31113537769
BaseRepresentation
bin11011100000000…
…11111100110101
3121002002220212220
431300003330311
5433024443101
634520432553
75500641132
oct1560037465
9532086786
10230702901
11109253560
1265318759
1338a471c0
14228d5589
15153c1636
hexdc03f35

230702901 has 16 divisors (see below), whose sum is σ = 361381440. Its totient is φ = 129064320.

The previous prime is 230702891. The next prime is 230702911. The reversal of 230702901 is 109207032.

It is an interprime number because it is at equal distance from previous prime (230702891) and next prime (230702911).

It is not a de Polignac number, because 230702901 - 217 = 230571829 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230702911) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 268456 + ... + 269313.

It is an arithmetic number, because the mean of its divisors is an integer number (22586340).

Almost surely, 2230702901 is an apocalyptic number.

It is an amenable number.

230702901 is a deficient number, since it is larger than the sum of its proper divisors (130678539).

230702901 is a wasteful number, since it uses less digits than its factorization.

230702901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 537796.

The product of its (nonzero) digits is 756, while the sum is 24.

The square root of 230702901 is about 15188.9071693786. The cubic root of 230702901 is about 613.3160809249.

Adding to 230702901 its reverse (109207032), we get a palindrome (339909933).

The spelling of 230702901 in words is "two hundred thirty million, seven hundred two thousand, nine hundred one".

Divisors: 1 3 11 13 33 39 143 429 537769 1613307 5915459 6990997 17746377 20972991 76900967 230702901