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2053130215 = 51921611897
BaseRepresentation
bin111101001100000…
…0100011111100111
312022002022211011211
41322120010133213
513201100131330
6535421412251
7101610214243
oct17230043747
95262284154
102053130215
11963a36134
1249370a087
1326948a466
14156969423
15c03a9d2a
hex7a6047e7

2053130215 has 8 divisors (see below), whose sum is σ = 2593427760. Its totient is φ = 1556056512.

The previous prime is 2053130207. The next prime is 2053130221. The reversal of 2053130215 is 5120313502.

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 2053130215 - 23 = 2053130207 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10805854 + ... + 10806043.

It is an arithmetic number, because the mean of its divisors is an integer number (324178470).

Almost surely, 22053130215 is an apocalyptic number.

2053130215 is a deficient number, since it is larger than the sum of its proper divisors (540297545).

2053130215 is a wasteful number, since it uses less digits than its factorization.

2053130215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21611921.

The product of its (nonzero) digits is 900, while the sum is 22.

The square root of 2053130215 is about 45311.4799471392. The cubic root of 2053130215 is about 1270.9803361282.

Adding to 2053130215 its reverse (5120313502), we get a palindrome (7173443717).

The spelling of 2053130215 in words is "two billion, fifty-three million, one hundred thirty thousand, two hundred fifteen".

Divisors: 1 5 19 95 21611897 108059485 410626043 2053130215