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230764776 = 23311874109
BaseRepresentation
bin11011100000100…
…11000011101000
3121002020001202120
431300103003220
5433033433101
634522031240
75501316414
oct1560230350
9532201676
10230764776
11109295aa0
1265348520
1338a69408
142290dd44
15153d4b36
hexdc130e8

230764776 has 32 divisors (see below), whose sum is σ = 629359200. Its totient is φ = 69928640.

The previous prime is 230764771. The next prime is 230764801. The reversal of 230764776 is 677467032.

It is not an unprimeable number, because it can be changed into a prime (230764771) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 436791 + ... + 437318.

It is an arithmetic number, because the mean of its divisors is an integer number (19667475).

Almost surely, 2230764776 is an apocalyptic number.

It is an amenable number.

230764776 is an abundant number, since it is smaller than the sum of its proper divisors (398594424).

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

230764776 is a wasteful number, since it uses less digits than its factorization.

230764776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 874129 (or 874125 counting only the distinct ones).

The product of its (nonzero) digits is 296352, while the sum is 42.

The square root of 230764776 is about 15190.9438811418. The cubic root of 230764776 is about 613.3709069084.

It can be divided in two parts, 230764 and 776, that added together give a triangular number (231540 = T680).

The spelling of 230764776 in words is "two hundred thirty million, seven hundred sixty-four thousand, seven hundred seventy-six".

Divisors: 1 2 3 4 6 8 11 12 22 24 33 44 66 88 132 264 874109 1748218 2622327 3496436 5244654 6992872 9615199 10489308 19230398 20978616 28845597 38460796 57691194 76921592 115382388 230764776