Search a number
-
+
2180230417 = 23913037001
BaseRepresentation
bin1000000111110011…
…1010110100010001
312121221111011212201
42001330322310101
513431114333132
61000201523201
7105012436621
oct20174726421
95557434781
102180230417
11a19757422
1250a1a3501
132898cc091
141697b2881
15cb6142e7
hex81f3ad11

2180230417 has 8 divisors (see below), whose sum is σ = 2191345920. Its totient is φ = 2169132000.

The previous prime is 2180230397. The next prime is 2180230447. The reversal of 2180230417 is 7140320812.

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 2180230417 - 219 = 2179706129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2180230447) 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, 307917 + ... + 314917.

It is an arithmetic number, because the mean of its divisors is an integer number (273918240).

Almost surely, 22180230417 is an apocalyptic number.

It is an amenable number.

2180230417 is a deficient number, since it is larger than the sum of its proper divisors (11115503).

2180230417 is a wasteful number, since it uses less digits than its factorization.

2180230417 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8543.

The product of its (nonzero) digits is 2688, while the sum is 28.

The square root of 2180230417 is about 46692.9375494839. The cubic root of 2180230417 is about 1296.6839384683.

The spelling of 2180230417 in words is "two billion, one hundred eighty million, two hundred thirty thousand, four hundred seventeen".

Divisors: 1 239 1303 7001 311417 1673239 9122303 2180230417