Base | Representation |
---|---|
bin | 100011110110110010… |
… | …100100001101001000 |
3 | 10200101010220020120221 |
4 | 203312302210031020 |
5 | 1112322022022000 |
6 | 25404200355424 |
7 | 2532033130660 |
oct | 436662441510 |
9 | 120333806527 |
10 | 38500189000 |
11 | 15367397919 |
12 | 7565775b74 |
13 | 3827428330 |
14 | 1c133171a0 |
15 | 1004ec861a |
hex | 8f6ca4348 |
38500189000 has 512 divisors, whose sum is σ = 120464547840. Its totient is φ = 11169792000.
The previous prime is 38500188973. The next prime is 38500189027. The reversal of 38500189000 is 98100583.
It is an interprime number because it is at equal distance from previous prime (38500188973) and next prime (38500189027).
It is a Harshad number since it is a multiple of its sum of digits (34).
It is an unprimeable number.
It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 63426697 + ... + 63427303.
It is an arithmetic number, because the mean of its divisors is an integer number (235282320).
Almost surely, 238500189000 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 38500189000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60232273920).
38500189000 is an abundant number, since it is smaller than the sum of its proper divisors (81964358840).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38500189000 is a wasteful number, since it uses less digits than its factorization.
38500189000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 706 (or 692 counting only the distinct ones).
The product of its (nonzero) digits is 8640, while the sum is 34.
Adding to 38500189000 its reverse (98100583), we get a palindrome (38598289583).
The spelling of 38500189000 in words is "thirty-eight billion, five hundred million, one hundred eighty-nine thousand".
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