Search a number
-
+
39041028 = 22341322331
BaseRepresentation
bin1001010011101…
…1100000000100
32201110111020000
42110323200010
534443303103
63512441300
7652562145
oct224734004
981414200
1039041028
1120046114
12110a9230
13811c200
145283acc
153662aa3
hex253b804

39041028 has 180 divisors, whose sum is σ = 119040768. Its totient is φ = 11119680.

The previous prime is 39041021. The next prime is 39041039. The reversal of 39041028 is 82014093.

It is a super-3 number, since 3×390410283 (a number of 24 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 39040992 and 39041010.

It is not an unprimeable number, because it can be changed into a prime (39041021) by changing a digit.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 1259373 + ... + 1259403.

Almost surely, 239041028 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 39041028, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59520384).

39041028 is an abundant number, since it is smaller than the sum of its proper divisors (79999740).

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

39041028 is a wasteful number, since it uses less digits than its factorization.

39041028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96 (or 72 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 39041028 is about 6248.2820038791. The cubic root of 39041028 is about 339.2400211063.

The spelling of 39041028 in words is "thirty-nine million, forty-one thousand, twenty-eight".