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7050020 = 2253183137
BaseRepresentation
bin11010111001001100100100
3111021011210212
4122321030210
53301100040
6411034552
7113631665
oct32711444
914234725
107050020
113a8586a
12243ba58
1315cac13
14d1736c
15943d65
hex6b9324

7050020 has 48 divisors (see below), whose sum is σ = 15579648. Its totient is φ = 2676480.

The previous prime is 7050013. The next prime is 7050031. The reversal of 7050020 is 200507.

It is a junction number, because it is equal to n+sod(n) for n = 7049977 and 7050004.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51392 + ... + 51528.

It is an arithmetic number, because the mean of its divisors is an integer number (324576).

Almost surely, 27050020 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 7050020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7789824).

7050020 is an abundant number, since it is smaller than the sum of its proper divisors (8529628).

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

7050020 is a wasteful number, since it uses less digits than its factorization.

7050020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260 (or 258 counting only the distinct ones).

The product of its (nonzero) digits is 70, while the sum is 14.

The square root of 7050020 is about 2655.1873756856. The cubic root of 7050020 is about 191.7476792588.

Adding to 7050020 its reverse (200507), we get a palindrome (7250527).

The spelling of 7050020 in words is "seven million, fifty thousand, twenty".

Divisors: 1 2 4 5 10 20 31 62 83 124 137 155 166 274 310 332 415 548 620 685 830 1370 1660 2573 2740 4247 5146 8494 10292 11371 12865 16988 21235 22742 25730 42470 45484 51460 56855 84940 113710 227420 352501 705002 1410004 1762505 3525010 7050020