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2680430 = 25268043
BaseRepresentation
bin1010001110011001101110
312001011212012
422032121232
51141233210
6133241222
731532444
oct12163156
95034765
102680430
111570935
12a93212
1372b06c
144dab94
1537e305
hex28e66e

2680430 has 8 divisors (see below), whose sum is σ = 4824792. Its totient is φ = 1072168.

The previous prime is 2680427. The next prime is 2680451. The reversal of 2680430 is 340862.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 2680396 and 2680405.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 134012 + ... + 134031.

It is an arithmetic number, because the mean of its divisors is an integer number (603099).

22680430 is an apocalyptic number.

2680430 is a deficient number, since it is larger than the sum of its proper divisors (2144362).

2680430 is a wasteful number, since it uses less digits than its factorization.

2680430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268050.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 2680430 is about 1637.2018812596. The cubic root of 2680430 is about 138.9104196547.

The spelling of 2680430 in words is "two million, six hundred eighty thousand, four hundred thirty".

Divisors: 1 2 5 10 268043 536086 1340215 2680430