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230751008145 = 3357435678627
BaseRepresentation
bin1101011011100111010…
…1001111010110010001
3211001121102201202101000
43112321311033112101
512240034224230040
6254001110532213
722446140130660
oct3267165172621
9731542652330
10230751008145
1189951a23819
123887a067069
13189b5172898
14b250180dd7
156007e99130
hex35b9d4f591

230751008145 has 64 divisors (see below), whose sum is σ = 479730493440. Its totient is φ = 103032990144.

The previous prime is 230751008101. The next prime is 230751008153. The reversal of 230751008145 is 541800157032.

230751008145 is a `hidden beast` number, since 23 + 0 + 7 + 510 + 0 + 81 + 45 = 666.

It is not a de Polignac number, because 230751008145 - 213 = 230750999953 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2798679 + ... + 2879948.

It is an arithmetic number, because the mean of its divisors is an integer number (7495788960).

Almost surely, 2230751008145 is an apocalyptic number.

It is an amenable number.

230751008145 is an abundant number, since it is smaller than the sum of its proper divisors (248979485295).

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

230751008145 is a wasteful number, since it uses less digits than its factorization.

230751008145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5678691 (or 5678685 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 36.

The spelling of 230751008145 in words is "two hundred thirty billion, seven hundred fifty-one million, eight thousand, one hundred forty-five".

Divisors: 1 3 5 7 9 15 21 27 35 43 45 63 105 129 135 189 215 301 315 387 645 903 945 1161 1505 1935 2709 4515 5805 8127 13545 40635 5678627 17035881 28393135 39750389 51107643 85179405 119251167 153322929 198751945 244180961 255538215 357753501 596255835 732542883 766614645 1073260503 1220904805 1709266727 1788767505 2197628649 3662714415 5127800181 5366302515 6592885947 8546333635 10988143245 15383400543 25639000905 32964429735 46150201629 76917002715 230751008145