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200102252 = 22764111149
BaseRepresentation
bin10111110110101…
…01000101101100
3111221112020200112
423323111011230
5402211233002
631504515152
74646561330
oct1373250554
9457466615
10200102252
11a2a52869
125701bab8
13325c19cc
141c80b7c0
1512879852
hexbed516c

200102252 has 24 divisors (see below), whose sum is σ = 400864800. Its totient is φ = 85616640.

The previous prime is 200102251. The next prime is 200102297. The reversal of 200102252 is 252201002.

It is a super-2 number, since 2×2001022522 = 80081822510943008, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is not an unprimeable number, because it can be changed into a prime (200102251) 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, 12374 + ... + 23522.

It is an arithmetic number, because the mean of its divisors is an integer number (16702700).

Almost surely, 2200102252 is an apocalyptic number.

It is an amenable number.

200102252 is an abundant number, since it is smaller than the sum of its proper divisors (200762548).

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

200102252 is a wasteful number, since it uses less digits than its factorization.

200102252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11801 (or 11799 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 14.

The square root of 200102252 is about 14145.7503159076. The cubic root of 200102252 is about 584.9031928835.

Adding to 200102252 its reverse (252201002), we get a palindrome (452303254).

The spelling of 200102252 in words is "two hundred million, one hundred two thousand, two hundred fifty-two".

Divisors: 1 2 4 7 14 28 641 1282 2564 4487 8974 11149 17948 22298 44596 78043 156086 312172 7146509 14293018 28586036 50025563 100051126 200102252