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38368707231458 = 21091371647777969
BaseRepresentation
bin10001011100101011010010…
…01010100011111011100010
312000212000100011210011220202
420232111221022203323202
520012113103022401313
6213334201334505202
711040022222226222
oct1056255112437342
9160760304704822
1038368707231458
1111253093a644aa
124378142505202
1318541cc504046
149690abbc6082
154680d129b558
hex22e5692a3ee2

38368707231458 has 32 divisors (see below), whose sum is σ = 58509321116400. Its totient is φ = 18868216080384.

The previous prime is 38368707231433. The next prime is 38368707231541. The reversal of 38368707231458 is 85413270786383.

38368707231458 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 24203969581009 + 14164737650449 = 4919753^2 + 3763607^2 .

It is a super-2 number, since 2×383687072314582 (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 38368707231394 and 38368707231403.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 492063098 + ... + 492141066.

Almost surely, 238368707231458 is an apocalyptic number.

38368707231458 is a deficient number, since it is larger than the sum of its proper divisors (20140613884942).

38368707231458 is a wasteful number, since it uses less digits than its factorization.

38368707231458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94694.

The product of its (nonzero) digits is 162570240, while the sum is 65.

The spelling of 38368707231458 in words is "thirty-eight trillion, three hundred sixty-eight billion, seven hundred seven million, two hundred thirty-one thousand, four hundred fifty-eight".

Divisors: 1 2 109 137 218 274 14933 16477 29866 32954 77969 155938 1795993 2257349 3591986 4514698 8498621 10681753 16997242 21363506 246051041 492102082 1164311077 1284695213 2328622154 2569390426 140031778217 176003244181 280063556434 352006488362 19184353615729 38368707231458