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42331432230 = 23258931116993
BaseRepresentation
bin100111011011001001…
…100110010100100110
311001021011001120021100
4213123021212110212
51143143321312410
631240301300530
73026004144213
oct473311462446
9131234046240
1042331432230
1116a52a9863a
128254864746
133cb80b1569
14209809cb0a
15117b5168c0
hex9db266526

42331432230 has 96 divisors (see below), whose sum is σ = 111662815680. Its totient is φ = 11125002240.

The previous prime is 42331432229. The next prime is 42331432279. The reversal of 42331432230 is 3223413324.

42331432230 is a `hidden beast` number, since 4 + 2 + 331 + 4 + 322 + 3 + 0 = 666.

42331432230 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 42331432194 and 42331432203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2482614 + ... + 2499606.

It is an arithmetic number, because the mean of its divisors is an integer number (1163154330).

Almost surely, 242331432230 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42331432230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55831407840).

42331432230 is an abundant number, since it is smaller than the sum of its proper divisors (69331383450).

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

42331432230 is a wasteful number, since it uses less digits than its factorization.

42331432230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17406 (or 17403 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 27.

Adding to 42331432230 its reverse (3223413324), we get a palindrome (45554845554).

The spelling of 42331432230 in words is "forty-two billion, three hundred thirty-one million, four hundred thirty-two thousand, two hundred thirty".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 89 90 178 267 311 445 534 622 801 890 933 1335 1555 1602 1866 2670 2799 3110 4005 4665 5598 8010 9330 13995 16993 27679 27990 33986 50979 55358 83037 84965 101958 138395 152937 166074 169930 249111 254895 276790 305874 415185 498222 509790 764685 830370 1245555 1512377 1529370 2491110 3024754 4537131 5284823 7561885 9074262 10569646 13611393 15123770 15854469 22685655 26424115 27222786 31708938 45371310 47563407 52848230 68056965 79272345 95126814 136113930 158544690 237817035 470349247 475634070 940698494 1411047741 2351746235 2822095482 4233143223 4703492470 7055238705 8466286446 14110477410 21165716115 42331432230