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16052028 = 2236121929
BaseRepresentation
bin111101001110…
…111100111100
31010012112020120
4331032330330
513102131103
61332014540
7253303626
oct75167474
933175216
1016052028
119074143
125461450
133430455
1421bbc16
151621253
hexf4ef3c

16052028 has 24 divisors (see below), whose sum is σ = 38070480. Its totient is φ = 5262720.

The previous prime is 16052027. The next prime is 16052041. The reversal of 16052028 is 82025061.

It is a junction number, because it is equal to n+sod(n) for n = 16051989 and 16052007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16052027) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10233 + ... + 11696.

It is an arithmetic number, because the mean of its divisors is an integer number (1586270).

Almost surely, 216052028 is an apocalyptic number.

It is an amenable number.

16052028 is an abundant number, since it is smaller than the sum of its proper divisors (22018452).

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

16052028 is a wasteful number, since it uses less digits than its factorization.

16052028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21997 (or 21995 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 24.

The square root of 16052028 is about 4006.4982216394. The cubic root of 16052028 is about 252.2570443475.

Adding to 16052028 its reverse (82025061), we get a palindrome (98077089).

The spelling of 16052028 in words is "sixteen million, fifty-two thousand, twenty-eight".

Divisors: 1 2 3 4 6 12 61 122 183 244 366 732 21929 43858 65787 87716 131574 263148 1337669 2675338 4013007 5350676 8026014 16052028