Search a number
-
+
252570108 = 2237361363
BaseRepresentation
bin11110000110111…
…10100111111100
3122121020220001110
433003132213330
51004124220413
641021242020
76154545000
oct1703364774
9577226043
10252570108
1111a62972a
1270703310
134043248b
1425788700
15172908c3
hexf0de9fc

252570108 has 48 divisors (see below), whose sum is σ = 687276800. Its totient is φ = 72161712.

The previous prime is 252570053. The next prime is 252570121. The reversal of 252570108 is 801075252.

252570108 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26566 + ... + 34797.

Almost surely, 2252570108 is an apocalyptic number.

252570108 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

252570108 is an abundant number, since it is smaller than the sum of its proper divisors (434706692).

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

252570108 is a wasteful number, since it uses less digits than its factorization.

252570108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61391 (or 61375 counting only the distinct ones).

The product of its (nonzero) digits is 5600, while the sum is 30.

The square root of 252570108 is about 15892.4544359894. The cubic root of 252570108 is about 632.1119247109. Note that the first 3 decimals are identical.

The spelling of 252570108 in words is "two hundred fifty-two million, five hundred seventy thousand, one hundred eight".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 49 84 98 147 196 294 343 588 686 1029 1372 2058 4116 61363 122726 184089 245452 368178 429541 736356 859082 1288623 1718164 2577246 3006787 5154492 6013574 9020361 12027148 18040722 21047509 36081444 42095018 63142527 84190036 126285054 252570108