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104202028 = 2273531433
BaseRepresentation
bin1100011010111…
…11111100101100
321021002000022101
412031133330230
5203133431103
614201224444
72403463000
oct615377454
9237060271
10104202028
1153901587
122aa92124
1318785308
14dba6700
159234a1d
hex635ff2c

104202028 has 48 divisors (see below), whose sum is σ = 216820800. Its totient is φ = 43784832.

The previous prime is 104202019. The next prime is 104202053. The reversal of 104202028 is 820202401.

It is a junction number, because it is equal to n+sod(n) for n = 104201996 and 104202014.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72000 + ... + 73432.

It is an arithmetic number, because the mean of its divisors is an integer number (4517100).

Almost surely, 2104202028 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 104202028, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (108410400).

104202028 is an abundant number, since it is smaller than the sum of its proper divisors (112618772).

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

104202028 is a wasteful number, since it uses less digits than its factorization.

104202028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1511 (or 1495 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 104202028 is about 10207.9394590681. The cubic root of 104202028 is about 470.5712504789.

Adding to 104202028 its reverse (820202401), we get a palindrome (924404429).

The spelling of 104202028 in words is "one hundred four million, two hundred two thousand, twenty-eight".