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38000010 = 2356771871
BaseRepresentation
bin1001000011110…
…1010110001010
32122111121012210
42100331112022
534212000020
63434245550
7640665126
oct220752612
978447183
1038000010
111a4a4a74
12108868b6
137b46419
145092586
1535093e0
hex243d58a

38000010 has 32 divisors (see below), whose sum is σ = 91383552. Its totient is φ = 10112960.

The previous prime is 38000009. The next prime is 38000047. The reversal of 38000010 is 1000083.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 38000010.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19375 + ... + 21245.

It is an arithmetic number, because the mean of its divisors is an integer number (2855736).

Almost surely, 238000010 is an apocalyptic number.

38000010 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

38000010 is an abundant number, since it is smaller than the sum of its proper divisors (53383542).

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

38000010 is a wasteful number, since it uses less digits than its factorization.

38000010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2558.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 38000010 is about 6164.4148140760. The cubic root of 38000010 is about 336.1975701709.

Adding to 38000010 its reverse (1000083), we get a palindrome (39000093).

The spelling of 38000010 in words is "thirty-eight million, ten", and thus it is an aban number and an uban number.

Divisors: 1 2 3 5 6 10 15 30 677 1354 1871 2031 3385 3742 4062 5613 6770 9355 10155 11226 18710 20310 28065 56130 1266667 2533334 3800001 6333335 7600002 12666670 19000005 38000010