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2130477853 = 71032954893
BaseRepresentation
bin111111011111100…
…1000001100011101
312111110212111012011
41332333020030131
513330400242403
6551223311221
7103536522460
oct17677101435
95443774164
102130477853
119a36655a9
124b55ab511
1327c4cc4aa
14162d412d7
15c7087a6d
hex7efc831d

2130477853 has 8 divisors (see below), whose sum is σ = 2458471808. Its totient is φ = 1808393904.

The previous prime is 2130477827. The next prime is 2130477857. The reversal of 2130477853 is 3587740312.

It is a happy number.

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 2130477853 - 221 = 2128380701 is a prime.

It is a super-3 number, since 3×21304778533 (a number of 29 digits) contains 333 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 (2130477857) 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, 1476726 + ... + 1478167.

It is an arithmetic number, because the mean of its divisors is an integer number (307308976).

Almost surely, 22130477853 is an apocalyptic number.

It is an amenable number.

2130477853 is a deficient number, since it is larger than the sum of its proper divisors (327993955).

2130477853 is a wasteful number, since it uses less digits than its factorization.

2130477853 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2955003.

The product of its (nonzero) digits is 141120, while the sum is 40.

The square root of 2130477853 is about 46157.0997030793. The cubic root of 2130477853 is about 1286.7445613650.

It can be divided in two parts, 213047 and 7853, that added together give a square (220900 = 4702).

The spelling of 2130477853 in words is "two billion, one hundred thirty million, four hundred seventy-seven thousand, eight hundred fifty-three".

Divisors: 1 7 103 721 2954893 20684251 304353979 2130477853