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230665030744 = 23192163490001
BaseRepresentation
bin1101011011010010110…
…1010000110001011000
3211001101102221122112211
43112310231100301120
512234400221440434
6253544400044504
722444044261001
oct3266455206130
9731342848484
10230665030744
118990843a715
1238855303734
13189a03cb895
14b2429a01a8
156000664464
hex35b4b50c58

230665030744 has 48 divisors (see below), whose sum is σ = 459259274520. Its totient is φ = 108591840000.

The previous prime is 230665030727. The next prime is 230665030747. The reversal of 230665030744 is 447030566032.

It is a junction number, because it is equal to n+sod(n) for n = 230665030697 and 230665030706.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230665030747) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 225744 + ... + 715744.

Almost surely, 2230665030744 is an apocalyptic number.

It is an amenable number.

230665030744 is a deficient number, since it is larger than the sum of its proper divisors (228594243776).

230665030744 is a wasteful number, since it uses less digits than its factorization.

230665030744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 490208 (or 490185 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 40.

Adding to 230665030744 its reverse (447030566032), we get a palindrome (677695596776).

The spelling of 230665030744 in words is "two hundred thirty billion, six hundred sixty-five million, thirty thousand, seven hundred forty-four".

Divisors: 1 2 4 8 19 38 76 152 163 326 361 652 722 1304 1444 2888 3097 6194 12388 24776 58843 117686 235372 470744 490001 980002 1960004 3920008 9310019 18620038 37240076 74480152 79870163 159740326 176890361 319480652 353780722 638961304 707561444 1415122888 1517533097 3035066194 6070132388 12140264776 28833128843 57666257686 115332515372 230665030744