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252029208 = 23317476011
BaseRepresentation
bin11110000010110…
…10100100011000
3122120020102002010
433001122210120
51004004413313
641001505520
76150133014
oct1701324430
9576212063
10252029208
1111a29a302
12704a22a0
13402a3212
1425687544
15171d54c3
hexf05a918

252029208 has 32 divisors (see below), whose sum is σ = 630538560. Its totient is φ = 83947680.

The previous prime is 252029207. The next prime is 252029213. The reversal of 252029208 is 802920252.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252029201) 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, 38923 + ... + 44933.

It is an arithmetic number, because the mean of its divisors is an integer number (19704330).

Almost surely, 2252029208 is an apocalyptic number.

It is an amenable number.

252029208 is an abundant number, since it is smaller than the sum of its proper divisors (378509352).

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

252029208 is a wasteful number, since it uses less digits than its factorization.

252029208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7767 (or 7763 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 252029208 is about 15875.4278052593. The cubic root of 252029208 is about 631.6603620281.

The spelling of 252029208 in words is "two hundred fifty-two million, twenty-nine thousand, two hundred eight".

Divisors: 1 2 3 4 6 8 12 24 1747 3494 5241 6011 6988 10482 12022 13976 18033 20964 24044 36066 41928 48088 72132 144264 10501217 21002434 31503651 42004868 63007302 84009736 126014604 252029208