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260880430 = 2526088043
BaseRepresentation
bin11111000110010…
…11100000101110
3200011220002200011
433203023200232
51013241133210
641515323434
76315306226
oct1743134056
9604802604
10260880430
11124295368
127345057a
1342081c25
142690d086
1517d82d8a
hexf8cb82e

260880430 has 8 divisors (see below), whose sum is σ = 469584792. Its totient is φ = 104352168.

The previous prime is 260880413. The next prime is 260880439. The reversal of 260880430 is 34088062.

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 = 260880392 and 260880401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (260880439) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13044012 + ... + 13044031.

It is an arithmetic number, because the mean of its divisors is an integer number (58698099).

Almost surely, 2260880430 is an apocalyptic number.

260880430 is a deficient number, since it is larger than the sum of its proper divisors (208704362).

260880430 is a wasteful number, since it uses less digits than its factorization.

260880430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26088050.

The product of its (nonzero) digits is 9216, while the sum is 31.

The square root of 260880430 is about 16151.7933988768. The cubic root of 260880430 is about 638.9700474873.

It can be divided in two parts, 2608 and 80430, that added together give a palindrome (83038).

The spelling of 260880430 in words is "two hundred sixty million, eight hundred eighty thousand, four hundred thirty".

Divisors: 1 2 5 10 26088043 52176086 130440215 260880430