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252236010 = 235135312203
BaseRepresentation
bin11110000100011…
…01000011101010
3122120121220202110
433002031003222
51004033023020
641010143150
76151653645
oct1702150352
9576556673
10252236010
1111a420714
1270581ab6
13403463a0
14256dca5c
15172268e0
hexf08d0ea

252236010 has 64 divisors (see below), whose sum is σ = 664288128. Its totient is φ = 60912384.

The previous prime is 252235961. The next prime is 252236011. The reversal of 252236010 is 10632252.

It is not an unprimeable number, because it can be changed into a prime (252236011) 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 31 ways as a sum of consecutive naturals, for example, 14569 + ... + 26771.

It is an arithmetic number, because the mean of its divisors is an integer number (10379502).

Almost surely, 2252236010 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 252236010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (332144064).

252236010 is an abundant number, since it is smaller than the sum of its proper divisors (412052118).

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

252236010 is a wasteful number, since it uses less digits than its factorization.

252236010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12279.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 252236010 is about 15881.9397429911. The cubic root of 252236010 is about 631.8330839578.

Adding to 252236010 its reverse (10632252), we get a palindrome (262868262).

The spelling of 252236010 in words is "two hundred fifty-two million, two hundred thirty-six thousand, ten".

Divisors: 1 2 3 5 6 10 13 15 26 30 39 53 65 78 106 130 159 195 265 318 390 530 689 795 1378 1590 2067 3445 4134 6890 10335 12203 20670 24406 36609 61015 73218 122030 158639 183045 317278 366090 475917 646759 793195 951834 1293518 1586390 1940277 2379585 3233795 3880554 4759170 6467590 8407867 9701385 16815734 19402770 25223601 42039335 50447202 84078670 126118005 252236010