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252250214 = 2533177507
BaseRepresentation
bin11110000100100…
…00100001100110
3122120122122020112
433002100201212
51004034001324
641010333022
76152043236
oct1702204146
9576578215
10252250214
1111a430357
127058a172
134034c9a8
1425703cc6
151722ac0e
hexf090866

252250214 has 16 divisors (see below), whose sum is σ = 386782128. Its totient is φ = 123338592.

The previous prime is 252250171. The next prime is 252250247. The reversal of 252250214 is 412052252.

It is a self number, because there is not a number n which added to its sum of digits gives 252250214.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 29849 + ... + 37355.

It is an arithmetic number, because the mean of its divisors is an integer number (24173883).

Almost surely, 2252250214 is an apocalyptic number.

252250214 is a deficient number, since it is larger than the sum of its proper divisors (134531914).

252250214 is a wasteful number, since it uses less digits than its factorization.

252250214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7879.

The product of its (nonzero) digits is 1600, while the sum is 23.

The square root of 252250214 is about 15882.3869112926. The cubic root of 252250214 is about 631.8449437350.

The spelling of 252250214 in words is "two hundred fifty-two million, two hundred fifty thousand, two hundred fourteen".

Divisors: 1 2 53 106 317 634 7507 15014 16801 33602 397871 795742 2379719 4759438 126125107 252250214