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2270399999 = 71213267389
BaseRepresentation
bin1000011101010011…
…1000110111111111
312212020011021021212
42013110320313333
514122210244444
61013142315035
7110156036660
oct20724706777
95766137255
102270399999
11a6564413a
12534428a7b
132a24b026a
14177765367
15d44c619e
hex87538dff

2270399999 has 8 divisors (see below), whose sum is σ = 2596891680. Its totient is φ = 1944445536.

The previous prime is 2270399987. The next prime is 2270400023. The reversal of 2270399999 is 9999930722.

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 2270399999 - 24 = 2270399983 is a prime.

It is a Duffinian number.

2270399999 is a modest number, since divided by 99999 gives 22703 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2270399909) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 125204 + ... + 142185.

It is an arithmetic number, because the mean of its divisors is an integer number (324611460).

Almost surely, 22270399999 is an apocalyptic number.

2270399999 is a deficient number, since it is larger than the sum of its proper divisors (326491681).

2270399999 is a wasteful number, since it uses less digits than its factorization.

2270399999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268609.

The product of its (nonzero) digits is 4960116, while the sum is 59.

The square root of 2270399999 is about 47648.7145576877. The cubic root of 2270399999 is about 1314.3190195769.

The spelling of 2270399999 in words is "two billion, two hundred seventy million, three hundred ninety-nine thousand, nine hundred ninety-nine".

Divisors: 1 7 1213 8491 267389 1871723 324342857 2270399999