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213120320095 = 52953257910753
BaseRepresentation
bin1100011001111011110…
…1100000001001011111
3202101002201111000002201
43012132331200021133
511442432300220340
6241523420032331
721253214555044
oct3063675401137
9671081430081
10213120320095
1182424956951
12353796926a7
13171355ca6a7
14a45a80b1cb
15582524179a
hex319ef6025f

213120320095 has 32 divisors (see below), whose sum is σ = 269684510400. Its totient is φ = 161433452544.

The previous prime is 213120320057. The next prime is 213120320099. The reversal of 213120320095 is 590023021312.

It is a cyclic number.

It is not a de Polignac number, because 213120320095 - 213 = 213120311903 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213120320099) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19814239 + ... + 19824991.

It is an arithmetic number, because the mean of its divisors is an integer number (8427640950).

Almost surely, 2213120320095 is an apocalyptic number.

213120320095 is a deficient number, since it is larger than the sum of its proper divisors (56564190305).

213120320095 is a wasteful number, since it uses less digits than its factorization.

213120320095 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13419.

The product of its (nonzero) digits is 3240, while the sum is 28.

The spelling of 213120320095 in words is "two hundred thirteen billion, one hundred twenty million, three hundred twenty thousand, ninety-five".

Divisors: 1 5 29 53 145 265 1537 2579 7685 10753 12895 53765 74791 136687 311837 373955 569909 683435 1559185 2849545 3963923 16527361 19819615 27731987 82636805 138659935 804227623 1469795311 4021138115 7348976555 42624064019 213120320095