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52105002 = 23149167349
BaseRepresentation
bin1100011011000…
…0111100101010
310122001012121220
43012300330222
5101314330002
65100442510
71201612425
oct306607452
9118035556
1052105002
1127459294
1215549436
13aa44581
146cc49bc
1548937bc
hex31b0f2a

52105002 has 32 divisors (see below), whose sum is σ = 105840000. Its totient is φ = 17099328.

The previous prime is 52104979. The next prime is 52105007. The reversal of 52105002 is 20050125.

52105002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (52105007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 149124 + ... + 149472.

It is an arithmetic number, because the mean of its divisors is an integer number (3307500).

Almost surely, 252105002 is an apocalyptic number.

52105002 is an abundant number, since it is smaller than the sum of its proper divisors (53734998).

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

52105002 is a wasteful number, since it uses less digits than its factorization.

52105002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 670.

The product of its (nonzero) digits is 100, while the sum is 15.

The square root of 52105002 is about 7218.3794580224. The cubic root of 52105002 is about 373.5021782676.

Adding to 52105002 its reverse (20050125), we get a palindrome (72155127).

The spelling of 52105002 in words is "fifty-two million, one hundred five thousand, two".

Divisors: 1 2 3 6 149 167 298 334 349 447 501 698 894 1002 1047 2094 24883 49766 52001 58283 74649 104002 116566 149298 156003 174849 312006 349698 8684167 17368334 26052501 52105002