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37830038412 = 2239732500033
BaseRepresentation
bin100011001110110110…
…001001001110001100
310121122102220001210210
4203032312021032030
51104433442212122
625213501002420
72506315010115
oct431666111614
9117572801723
1037830038412
1115053085861
1273b9253410
13374b63a51a
141b8c30d20c
15eb625040c
hex8ced8938c

37830038412 has 24 divisors (see below), whose sum is σ = 89180093296. Its totient is φ = 12480012288.

The previous prime is 37830038399. The next prime is 37830038419. The reversal of 37830038412 is 21483003873.

It is a super-2 number, since 2×378300384122 (a number of 22 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (37830038419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16248853 + ... + 16251180.

Almost surely, 237830038412 is an apocalyptic number.

It is an amenable number.

37830038412 is an abundant number, since it is smaller than the sum of its proper divisors (51350054884).

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

37830038412 is a wasteful number, since it uses less digits than its factorization.

37830038412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32500137 (or 32500135 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 39.

The spelling of 37830038412 in words is "thirty-seven billion, eight hundred thirty million, thirty-eight thousand, four hundred twelve".

Divisors: 1 2 3 4 6 12 97 194 291 388 582 1164 32500033 65000066 97500099 130000132 195000198 390000396 3152503201 6305006402 9457509603 12610012804 18915019206 37830038412