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2152200052 = 224335335447
BaseRepresentation
bin1000000001000111…
…1111011101110100
312112222202002110001
42000101333131310
513401430400202
6553321041044
7104222253502
oct20021773564
95488662401
102152200052
11a04951832
12500926184
13283b66772
14165b97672
15c8e28d87
hex8047f774

2152200052 has 24 divisors (see below), whose sum is σ = 3864966336. Its totient is φ = 1048067328.

The previous prime is 2152200007. The next prime is 2152200059. The reversal of 2152200052 is 2500022512.

2152200052 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2152200059) 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, 42993 + ... + 78439.

It is an arithmetic number, because the mean of its divisors is an integer number (161040264).

Almost surely, 22152200052 is an apocalyptic number.

It is an amenable number.

2152200052 is a deficient number, since it is larger than the sum of its proper divisors (1712766284).

2152200052 is a wasteful number, since it uses less digits than its factorization.

2152200052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35847 (or 35845 counting only the distinct ones).

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

The square root of 2152200052 is about 46391.8101824018. The cubic root of 2152200052 is about 1291.1029671018.

Adding to 2152200052 its reverse (2500022512), we get a palindrome (4652222564).

The spelling of 2152200052 in words is "two billion, one hundred fifty-two million, two hundred thousand, fifty-two".

Divisors: 1 2 4 43 86 172 353 706 1412 15179 30358 35447 60716 70894 141788 1524221 3048442 6096884 12512791 25025582 50051164 538050013 1076100026 2152200052