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2053212031 = 13433673009
BaseRepresentation
bin111101001100001…
…1000011101111111
312022002110222102001
41322120120131333
513201110241111
6535423243131
7101611004623
oct17230303577
95262428361
102053212031
11963a91652
124937494a7
132694b8780
1415698b183
15c03c41c1
hex7a61877f

2053212031 has 8 divisors (see below), whose sum is σ = 2262574160. Its totient is φ = 1851196032.

The previous prime is 2053211999. The next prime is 2053212037. The reversal of 2053212031 is 1302123502.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2053212031 - 25 = 2053211999 is a prime.

It is a super-2 number, since 2×20532120312 = 8431359288486289922, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2053212037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1835946 + ... + 1837063.

It is an arithmetic number, because the mean of its divisors is an integer number (282821770).

Almost surely, 22053212031 is an apocalyptic number.

2053212031 is a deficient number, since it is larger than the sum of its proper divisors (209362129).

2053212031 is a wasteful number, since it uses less digits than its factorization.

2053212031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3673065.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 2053212031 is about 45312.3827557104. The cubic root of 2053212031 is about 1270.9972185037.

Adding to 2053212031 its reverse (1302123502), we get a palindrome (3355335533).

The spelling of 2053212031 in words is "two billion, fifty-three million, two hundred twelve thousand, thirty-one".

Divisors: 1 13 43 559 3673009 47749117 157939387 2053212031