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38005116 = 22310729599
BaseRepresentation
bin1001000011111…
…0100101111100
32122111212012220
42100332211330
534212130431
63434325340
7641016042
oct220764574
978455186
1038005116
111a4a8896
1210889850
137b48846
145094392
15350ab96
hex243e97c

38005116 has 24 divisors (see below), whose sum is σ = 89510400. Its totient is φ = 12549552.

The previous prime is 38005091. The next prime is 38005117. The reversal of 38005116 is 61150083.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38005117) 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, 13516 + ... + 16083.

It is an arithmetic number, because the mean of its divisors is an integer number (3729600).

Almost surely, 238005116 is an apocalyptic number.

It is an amenable number.

38005116 is an abundant number, since it is smaller than the sum of its proper divisors (51505284).

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

38005116 is a wasteful number, since it uses less digits than its factorization.

38005116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29713 (or 29711 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 38005116 is about 6164.8289513984. The cubic root of 38005116 is about 336.2126276048.

Adding to 38005116 its reverse (61150083), we get a palindrome (99155199).

The spelling of 38005116 in words is "thirty-eight million, five thousand, one hundred sixteen".

Divisors: 1 2 3 4 6 12 107 214 321 428 642 1284 29599 59198 88797 118396 177594 355188 3167093 6334186 9501279 12668372 19002558 38005116