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38230585456 = 2471720079089
BaseRepresentation
bin100011100110101110…
…000111000001110000
310122200100120222001111
4203212232013001300
51111244012213311
625321330043104
72522250420550
oct434656070160
9118610528044
1038230585456
1115239194778
1274ab419494
1337b3610acb
141bc95b7160
15edb4c0d21
hex8e6b87070

38230585456 has 40 divisors (see below), whose sum is σ = 89633057760. Its totient is φ = 15420739584.

The previous prime is 38230585433. The next prime is 38230585457. The reversal of 38230585456 is 65458503283.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38230585457) 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, 10037641 + ... + 10041448.

It is an arithmetic number, because the mean of its divisors is an integer number (2240826444).

Almost surely, 238230585456 is an apocalyptic number.

It is an amenable number.

38230585456 is an abundant number, since it is smaller than the sum of its proper divisors (51402472304).

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

38230585456 is a wasteful number, since it uses less digits than its factorization.

38230585456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20079121 (or 20079115 counting only the distinct ones).

The product of its (nonzero) digits is 3456000, while the sum is 49.

The spelling of 38230585456 in words is "thirty-eight billion, two hundred thirty million, five hundred eighty-five thousand, four hundred fifty-six".

Divisors: 1 2 4 7 8 14 16 17 28 34 56 68 112 119 136 238 272 476 952 1904 20079089 40158178 80316356 140553623 160632712 281107246 321265424 341344513 562214492 682689026 1124428984 1365378052 2248857968 2389411591 2730756104 4778823182 5461512208 9557646364 19115292728 38230585456