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38848089885 = 3511235442969
BaseRepresentation
bin100100001011100001…
…101100111100011101
310201021101112102212220
4210023201230330131
51114030102334020
625502505215553
72543456213163
oct441341547435
9121241472786
1038848089885
1115525808a10
1276421915b9
133881527c47
141c475d9233
1510257ea240
hex90b86cf1d

38848089885 has 16 divisors (see below), whose sum is σ = 67807575360. Its totient is φ = 18835437440.

The previous prime is 38848089883. The next prime is 38848089887. The reversal of 38848089885 is 58898084883.

38848089885 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (38848089883) and next prime (38848089887).

It is not a de Polignac number, because 38848089885 - 21 = 38848089883 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38848089883) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 117721320 + ... + 117721649.

It is an arithmetic number, because the mean of its divisors is an integer number (4237973460).

Almost surely, 238848089885 is an apocalyptic number.

It is an amenable number.

38848089885 is a deficient number, since it is larger than the sum of its proper divisors (28959485475).

38848089885 is a wasteful number, since it uses less digits than its factorization.

38848089885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235442988.

The product of its (nonzero) digits is 141557760, while the sum is 69.

The spelling of 38848089885 in words is "thirty-eight billion, eight hundred forty-eight million, eighty-nine thousand, eight hundred eighty-five".

Divisors: 1 3 5 11 15 33 55 165 235442969 706328907 1177214845 2589872659 3531644535 7769617977 12949363295 38848089885