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38060683969 = 7113115944987
BaseRepresentation
bin100011011100100101…
…111111001011000001
310122020111220002000211
4203130211333023001
51110422013341334
625252420314121
72515115322130
oct433445771301
9118214802024
1038060683969
111516129a220
127462542941
133787364599
141bb0bcb917
15ecb60ea64
hex8dc97f2c1

38060683969 has 16 divisors (see below), whose sum is σ = 48983003136. Its totient is φ = 28700974800.

The previous prime is 38060683943. The next prime is 38060683987. The reversal of 38060683969 is 96938606083.

It is a cyclic number.

It is not a de Polignac number, because 38060683969 - 29 = 38060683457 is a prime.

It is a super-2 number, since 2×380606839692 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (38060683939) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7970107 + ... + 7974880.

It is an arithmetic number, because the mean of its divisors is an integer number (3061437696).

Almost surely, 238060683969 is an apocalyptic number.

It is an amenable number.

38060683969 is a deficient number, since it is larger than the sum of its proper divisors (10922319167).

38060683969 is a wasteful number, since it uses less digits than its factorization.

38060683969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15945036.

The product of its (nonzero) digits is 10077696, while the sum is 58.

The spelling of 38060683969 in words is "thirty-eight billion, sixty million, six hundred eighty-three thousand, nine hundred sixty-nine".

Divisors: 1 7 11 31 77 217 341 2387 15944987 111614909 175394857 494294597 1227763999 3460062179 5437240567 38060683969