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38045833172 = 2225433740251
BaseRepresentation
bin100011011011101101…
…010101011111010100
310122012110221120120022
4203123231111133110
51110404213130142
625251130124312
72514545150264
oct433355253724
9118173846508
1038045833172
1115153976636
127459580698
133784264b29
141bacc437a4
15eca1796d2
hex8dbb557d4

38045833172 has 12 divisors (see below), whose sum is σ = 66606407616. Its totient is φ = 19015431000.

The previous prime is 38045833129. The next prime is 38045833193. The reversal of 38045833172 is 27133854083.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1859954 + ... + 1880297.

It is an arithmetic number, because the mean of its divisors is an integer number (5550533968).

Almost surely, 238045833172 is an apocalyptic number.

It is an amenable number.

38045833172 is a deficient number, since it is larger than the sum of its proper divisors (28560574444).

38045833172 is a wasteful number, since it uses less digits than its factorization.

38045833172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3742798 (or 3742796 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 44.

The spelling of 38045833172 in words is "thirty-eight billion, forty-five million, eight hundred thirty-three thousand, one hundred seventy-two".

Divisors: 1 2 4 2543 5086 10172 3740251 7480502 14961004 9511458293 19022916586 38045833172