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7990602048 = 263511133593
BaseRepresentation
bin1110111000100011…
…01110100101000000
3202121212201122100000
413130101232211000
5112331043231143
63400522200000
7402004665612
oct73421564500
922555648300
107990602048
113430539650
121670053000
139a46025c0
1455b33cdb2
1531b790bd3
hex1dc46e940

7990602048 has 336 divisors, whose sum is σ = 27912096576. Its totient is φ = 2234511360.

The previous prime is 7990602031. The next prime is 7990602049. The reversal of 7990602048 is 8402060997.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 7990601994 and 7990602012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7990602049) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2222140 + ... + 2225732.

It is an arithmetic number, because the mean of its divisors is an integer number (83071716).

Almost surely, 27990602048 is an apocalyptic number.

7990602048 is a gapful number since it is divisible by the number (78) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7990602048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13956048288).

7990602048 is an abundant number, since it is smaller than the sum of its proper divisors (19921494528).

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

7990602048 is a wasteful number, since it uses less digits than its factorization.

7990602048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3644 (or 3622 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 45.

The square root of 7990602048 is about 89390.1675129877. The cubic root of 7990602048 is about 1999.2165304612.

It can be divided in two parts, 799060 and 2048, that added together give a palindrome (801108).

The spelling of 7990602048 in words is "seven billion, nine hundred ninety million, six hundred two thousand, forty-eight".