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2012200552 = 231971276777
BaseRepresentation
bin111011111101111…
…1011111001101000
312012020022101020101
41313323323321220
513110110404202
6531400235144
7100602264625
oct16773737150
95166271211
102012200552
1194292006a
12481a6bab4
13260b5971b
1415135334c
15bb9c2887
hex77efbe68

2012200552 has 16 divisors (see below), whose sum is σ = 3792030660. Its totient is φ = 1000992384.

The previous prime is 2012200549. The next prime is 2012200571. The reversal of 2012200552 is 2550022102.

It can be written as a sum of positive squares in 2 ways, for example, as 1977225156 + 34975396 = 44466^2 + 5914^2 .

It is a super-2 number, since 2×20122005522 = 8097902122938209408, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 636813 + ... + 639964.

Almost surely, 22012200552 is an apocalyptic number.

It is an amenable number.

2012200552 is a deficient number, since it is larger than the sum of its proper divisors (1779830108).

2012200552 is a wasteful number, since it uses less digits than its factorization.

2012200552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1276980 (or 1276976 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 19.

The square root of 2012200552 is about 44857.5584712320. The cubic root of 2012200552 is about 1262.4778133146.

Adding to 2012200552 its reverse (2550022102), we get a palindrome (4562222654).

The spelling of 2012200552 in words is "two billion, twelve million, two hundred thousand, five hundred fifty-two".

Divisors: 1 2 4 8 197 394 788 1576 1276777 2553554 5107108 10214216 251525069 503050138 1006100276 2012200552