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8001431054 = 29277431251
BaseRepresentation
bin1110111001110110…
…00010011000001110
3202122122002210221022
413130323002120032
5112341331243204
63401550234142
7402166020221
oct73473023016
922578083838
108001431054
113436665641
1216737b5952
139a69245b6
1455c95b5b8
1531c6ce5be
hex1dcec260e

8001431054 has 8 divisors (see below), whose sum is σ = 12003468168. Its totient is φ = 4000275000.

The previous prime is 8001431047. The next prime is 8001431059. The reversal of 8001431054 is 4501341008.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8001431059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 197072 + ... + 234179.

It is an arithmetic number, because the mean of its divisors is an integer number (1500433521).

Almost surely, 28001431054 is an apocalyptic number.

8001431054 is a deficient number, since it is larger than the sum of its proper divisors (4002037114).

8001431054 is a wasteful number, since it uses less digits than its factorization.

8001431054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 440530.

The product of its (nonzero) digits is 1920, while the sum is 26.

The square root of 8001431054 is about 89450.7185773261. The cubic root of 8001431054 is about 2000.1192473899.

The spelling of 8001431054 in words is "eight billion, one million, four hundred thirty-one thousand, fifty-four".

Divisors: 1 2 9277 18554 431251 862502 4000715527 8001431054