Base | Representation |
---|---|
bin | 100011011110111001… |
… | …101010111101011000 |
3 | 10122100012201222100220 |
4 | 203132321222331120 |
5 | 1111011421222423 |
6 | 25300322200040 |
7 | 2516065354344 |
oct | 433671527530 |
9 | 118305658326 |
10 | 38099398488 |
11 | 15181131a98 |
12 | 74734b3020 |
13 | 379239ac98 |
14 | 1bb5dc8624 |
15 | ecec0a9e3 |
hex | 8dee6af58 |
38099398488 has 128 divisors (see below), whose sum is σ = 97499808000. Its totient is φ = 12404367360.
The previous prime is 38099398487. The next prime is 38099398499. The reversal of 38099398488 is 88489399083.
It is a super-2 number, since 2×380993984882 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38099398487) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 90929143 + ... + 90929561.
It is an arithmetic number, because the mean of its divisors is an integer number (761717250).
Almost surely, 238099398488 is an apocalyptic number.
It is an amenable number.
38099398488 is an abundant number, since it is smaller than the sum of its proper divisors (59400409512).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38099398488 is a wasteful number, since it uses less digits than its factorization.
38099398488 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 945 (or 941 counting only the distinct ones).
The product of its (nonzero) digits is 107495424, while the sum is 69.
The spelling of 38099398488 in words is "thirty-eight billion, ninety-nine million, three hundred ninety-eight thousand, four hundred eighty-eight".
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