Search a number
-
+
38625180356 = 22747165717713
BaseRepresentation
bin100011111110001111…
…010111101011000100
310200200212002110111102
4203332033113223010
51113101021232411
625424423355232
72535111421160
oct437617275304
9120625073442
1038625180356
11154209a8764
12759b5b2b18
1338472ac109
141c25b71ca0
151010e67d3b
hex8fe3d7ac4

38625180356 has 48 divisors (see below), whose sum is σ = 78946054656. Its totient is φ = 16190751744.

The previous prime is 38625180289. The next prime is 38625180371. The reversal of 38625180356 is 65308152683.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is a self number, because there is not a number n which added to its sum of digits gives 38625180356.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2171756 + ... + 2189468.

It is an arithmetic number, because the mean of its divisors is an integer number (1644709472).

Almost surely, 238625180356 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 38625180356, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39473027328).

38625180356 is an abundant number, since it is smaller than the sum of its proper divisors (40320874300).

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

38625180356 is a wasteful number, since it uses less digits than its factorization.

38625180356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19428 (or 19426 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 47.

The spelling of 38625180356 in words is "thirty-eight billion, six hundred twenty-five million, one hundred eighty thousand, three hundred fifty-six".

Divisors: 1 2 4 7 14 28 47 94 188 329 658 1316 1657 3314 6628 11599 17713 23198 35426 46396 70852 77879 123991 155758 247982 311516 495964 545153 832511 1090306 1665022 2180612 3330044 5827577 11655154 23310308 29350441 58700882 117401764 205453087 410906174 821812348 1379470727 2758941454 5517882908 9656295089 19312590178 38625180356