Search a number
-
+
38898849360 = 24357236771487
BaseRepresentation
bin100100001110100011…
…010101011001010000
310201101221001021210110
4210032203111121100
51114131101134420
625511521201320
72544643523040
oct441643253120
9121357037713
1038898849360
1115551428298
127657190240
13388bbbac37
141c5024d720
151029ec4ee0
hex90e8d5650

38898849360 has 320 divisors, whose sum is σ = 144114204672. Its totient is φ = 8486320128.

The previous prime is 38898849349. The next prime is 38898849391. The reversal of 38898849360 is 6394889883.

It is a junction number, because it is equal to n+sod(n) for n = 38898849291 and 38898849300.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 26158537 + ... + 26160023.

Almost surely, 238898849360 is an apocalyptic number.

38898849360 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 38898849360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (72057102336).

38898849360 is an abundant number, since it is smaller than the sum of its proper divisors (105215355312).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

38898849360 is a wasteful number, since it uses less digits than its factorization.

38898849360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2210 (or 2204 counting only the distinct ones).

The product of its (nonzero) digits is 71663616, while the sum is 66.

The spelling of 38898849360 in words is "thirty-eight billion, eight hundred ninety-eight million, eight hundred forty-nine thousand, three hundred sixty".