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2113056507 = 34316380283
BaseRepresentation
bin111110111110010…
…1010111011111011
312110021002101121010
41331330222323323
513311420302012
6545402045003
7103235453412
oct17574527373
95407071533
102113056507
119948466a1
124ab7a9763
13278a0c9c3
141608c8479
15c5795c3c
hex7df2aefb

2113056507 has 8 divisors (see below), whose sum is σ = 2882929984. Its totient is φ = 1375943688.

The previous prime is 2113056457. The next prime is 2113056541. The reversal of 2113056507 is 7056503112.

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

It is not a de Polignac number, because 2113056507 - 214 = 2113040123 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2113056587) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8190013 + ... + 8190270.

It is an arithmetic number, because the mean of its divisors is an integer number (360366248).

Almost surely, 22113056507 is an apocalyptic number.

2113056507 is a deficient number, since it is larger than the sum of its proper divisors (769873477).

2113056507 is a wasteful number, since it uses less digits than its factorization.

2113056507 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16380329.

The product of its (nonzero) digits is 6300, while the sum is 30.

The square root of 2113056507 is about 45967.9943765225. The cubic root of 2113056507 is about 1283.2276346221.

Adding to 2113056507 its reverse (7056503112), we get a palindrome (9169559619).

The spelling of 2113056507 in words is "two billion, one hundred thirteen million, fifty-six thousand, five hundred seven".

Divisors: 1 3 43 129 16380283 49140849 704352169 2113056507