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38048855287 = 1311481196117
BaseRepresentation
bin100011011011111000…
…110111010011110111
310122012200122010010111
4203123320313103313
51110411001332122
625251315003451
72514612635152
oct433370672367
9118180563114
1038048855287
1115155650153
12745a599587
133784a82571
141bad3ccc99
15eca574d77
hex8dbe374f7

38048855287 has 8 divisors (see below), whose sum is σ = 38365387632. Its totient is φ = 37732718400.

The previous prime is 38048855263. The next prime is 38048855293. The reversal of 38048855287 is 78255884083.

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 38048855287 - 235 = 3689116919 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38048855087) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 95953 + ... + 292069.

It is an arithmetic number, because the mean of its divisors is an integer number (4795673454).

Almost surely, 238048855287 is an apocalyptic number.

38048855287 is a deficient number, since it is larger than the sum of its proper divisors (316532345).

38048855287 is a wasteful number, since it uses less digits than its factorization.

38048855287 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197729.

The product of its (nonzero) digits is 17203200, while the sum is 58.

The spelling of 38048855287 in words is "thirty-eight billion, forty-eight million, eight hundred fifty-five thousand, two hundred eighty-seven".

Divisors: 1 131 1481 194011 196117 25691327 290449277 38048855287