Base | Representation |
---|---|
bin | 100011110110101101… |
… | …100110100100111011 |
3 | 10200101001110010221120 |
4 | 203312231212210323 |
5 | 1112321203403440 |
6 | 25404112440323 |
7 | 2532016101651 |
oct | 436655464473 |
9 | 120331403846 |
10 | 38498887995 |
11 | 15366689407 |
12 | 75652490a3 |
13 | 38270910c9 |
14 | 1c13098dd1 |
15 | 1004d1cdd0 |
hex | 8f6b6693b |
38498887995 has 16 divisors (see below), whose sum is σ = 61606406400. Its totient is φ = 20530011744.
The previous prime is 38498887993. The next prime is 38498888033. The reversal of 38498887995 is 59978889483.
It is not a de Polignac number, because 38498887995 - 21 = 38498887993 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 38498887995.
It is not an unprimeable number, because it can be changed into a prime (38498887991) 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, 51199 + ... + 282168.
It is an arithmetic number, because the mean of its divisors is an integer number (3850400400).
Almost surely, 238498887995 is an apocalyptic number.
38498887995 is a deficient number, since it is larger than the sum of its proper divisors (23107518405).
38498887995 is a wasteful number, since it uses less digits than its factorization.
38498887995 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 341074.
The product of its digits is 1254113280, while the sum is 78.
The spelling of 38498887995 in words is "thirty-eight billion, four hundred ninety-eight million, eight hundred eighty-seven thousand, nine hundred ninety-five".
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