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7941648104 = 23132317411907
BaseRepresentation
bin1110110010101101…
…11110111011101000
3202111110121112010222
413121112332323220
5112231030214404
63352013025212
7400541616005
oct73126767350
922443545128
107941648104
113405942845
121657785208
13997422380
14554a388ac
15317320dbe
hex1d95beee8

7941648104 has 64 divisors (see below), whose sum is σ = 16751629440. Its totient is φ = 3502160640.

The previous prime is 7941648103. The next prime is 7941648109. The reversal of 7941648104 is 4018461497.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (7941648103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4163519 + ... + 4165425.

It is an arithmetic number, because the mean of its divisors is an integer number (261744210).

Almost surely, 27941648104 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7941648104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8375814720).

7941648104 is an abundant number, since it is smaller than the sum of its proper divisors (8809981336).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7941648104 is a wasteful number, since it uses less digits than its factorization.

7941648104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3690 (or 3686 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 44.

The square root of 7941648104 is about 89115.9250863727. The cubic root of 7941648104 is about 1995.1254711362.

The spelling of 7941648104 in words is "seven billion, nine hundred forty-one million, six hundred forty-eight thousand, one hundred four".

Divisors: 1 2 4 8 13 23 26 46 52 92 104 184 299 598 1196 1741 1907 2392 3482 3814 6964 7628 13928 15256 22633 24791 40043 43861 45266 49582 80086 87722 90532 99164 160172 175444 181064 198328 320344 350888 520559 570193 1041118 1140386 2082236 2280772 3320087 4164472 4561544 6640174 13280348 26560696 43161131 76362001 86322262 152724002 172644524 305448004 345289048 610896008 992706013 1985412026 3970824052 7941648104