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38886107401 = 45413856277
BaseRepresentation
bin100100001101110010…
…101110100100001001
310201101001001221010001
4210031302232210021
51114114320414101
625510344123001
72544430313341
oct441562564411
9121331057101
1038886107401
1115545215049
127652a66461
13388937930b
141c4c693d21
151028d09901
hex90dcae909

38886107401 has 4 divisors (see below), whose sum is σ = 38887009092. Its totient is φ = 38885205712.

The previous prime is 38886107303. The next prime is 38886107413. The reversal of 38886107401 is 10470168883.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 6034182400 + 32851925001 = 77680^2 + 181251^2 .

It is a cyclic number.

It is not a de Polignac number, because 38886107401 - 213 = 38886099209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (38886107101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 382726 + ... + 473551.

It is an arithmetic number, because the mean of its divisors is an integer number (9721752273).

Almost surely, 238886107401 is an apocalyptic number.

It is an amenable number.

38886107401 is a deficient number, since it is larger than the sum of its proper divisors (901691).

38886107401 is an equidigital number, since it uses as much as digits as its factorization.

38886107401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 901690.

The product of its (nonzero) digits is 258048, while the sum is 46.

The spelling of 38886107401 in words is "thirty-eight billion, eight hundred eighty-six million, one hundred seven thousand, four hundred one".

Divisors: 1 45413 856277 38886107401