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38971253201 = 461154354787
BaseRepresentation
bin100100010010110111…
…100010000111010001
310201120222021210012012
4210102313202013101
51114303120100301
625523025112305
72546513120666
oct442267420721
9121528253165
1038971253201
1115589290381
127677488695
1338a0bbb94a
141c59ad9a6d
151031527ebb
hex912de21d1

38971253201 has 8 divisors (see below), whose sum is σ = 39081814464. Its totient is φ = 38860805520.

The previous prime is 38971253179. The next prime is 38971253227. The reversal of 38971253201 is 10235217983.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 38971253201 - 226 = 38904144337 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (38971253501) 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, 683930 + ... + 738716.

It is an arithmetic number, because the mean of its divisors is an integer number (4885226808).

Almost surely, 238971253201 is an apocalyptic number.

It is an amenable number.

38971253201 is a deficient number, since it is larger than the sum of its proper divisors (110561263).

38971253201 is a wasteful number, since it uses less digits than its factorization.

38971253201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56791.

The product of its (nonzero) digits is 90720, while the sum is 41.

The spelling of 38971253201 in words is "thirty-eight billion, nine hundred seventy-one million, two hundred fifty-three thousand, two hundred one".

Divisors: 1 461 1543 54787 711323 25256807 84536341 38971253201