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8428088073 = 39643291337
BaseRepresentation
bin1111101100101101…
…00110101100001001
3210202100221020100010
413312112212230021
5114230042304243
63512151102133
7415566365226
oct76626465411
923670836303
108428088073
113635488349
121772671949
13a4413a382
1459d4a094d
15344dab433
hex1f65a6b09

8428088073 has 8 divisors (see below), whose sum is σ = 11238654688. Its totient is φ = 5618123424.

The previous prime is 8428088059. The next prime is 8428088093. The reversal of 8428088073 is 3708808248.

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

It is not a de Polignac number, because 8428088073 - 210 = 8428087049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8428088003) 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, 116740 + ... + 174597.

It is an arithmetic number, because the mean of its divisors is an integer number (1404831836).

Almost surely, 28428088073 is an apocalyptic number.

It is an amenable number.

8428088073 is a deficient number, since it is larger than the sum of its proper divisors (2810566615).

8428088073 is a wasteful number, since it uses less digits than its factorization.

8428088073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 300983.

The product of its (nonzero) digits is 688128, while the sum is 48.

The square root of 8428088073 is about 91804.6190177815. The cubic root of 8428088073 is about 2035.0559559780.

The spelling of 8428088073 in words is "eight billion, four hundred twenty-eight million, eighty-eight thousand, seventy-three".

Divisors: 1 3 9643 28929 291337 874011 2809362691 8428088073