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8480342761 = 113720836223
BaseRepresentation
bin1111110010111011…
…11100001011101001
3210220000021001021221
413321131330023221
5114331431432021
63521255102041
7420102503242
oct77135741351
923800231257
108480342761
113661a29040
121788071921
13a51c04ac7
145a63c3cc9
1534977e241
hex1f977c2e9

8480342761 has 8 divisors (see below), whose sum is σ = 9501318144. Its totient is φ = 7501039920.

The previous prime is 8480342749. The next prime is 8480342791. The reversal of 8480342761 is 1672430848.

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

It is not a de Polignac number, because 8480342761 - 25 = 8480342729 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8480342701) 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, 10417705 + ... + 10418518.

It is an arithmetic number, because the mean of its divisors is an integer number (1187664768).

Almost surely, 28480342761 is an apocalyptic number.

It is an amenable number.

8480342761 is a deficient number, since it is larger than the sum of its proper divisors (1020975383).

8480342761 is a wasteful number, since it uses less digits than its factorization.

8480342761 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20836271.

The product of its (nonzero) digits is 258048, while the sum is 43.

The square root of 8480342761 is about 92088.7765202687. The cubic root of 8480342761 is about 2039.2531195930.

The spelling of 8480342761 in words is "eight billion, four hundred eighty million, three hundred forty-two thousand, seven hundred sixty-one".

Divisors: 1 11 37 407 20836223 229198453 770940251 8480342761