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4978404480 = 273572953241
BaseRepresentation
bin1001010001011110…
…00110110010000000
3110211221202011002010
410220233012302000
540143432420410
62142000252520
7234240511530
oct45057066200
913757664063
104978404480
1121251a7a75
12b6b311140
1361453a18a
1435327d4c0
151e20dcc20
hex128bc6c80

4978404480 has 512 divisors, whose sum is σ = 19194278400. Its totient is φ = 1073479680.

The previous prime is 4978404479. The next prime is 4978404499. The reversal of 4978404480 is 844048794.

It is a super-2 number, since 2×49784044802 = 49569022332968140800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 20657160 + ... + 20657400.

It is an arithmetic number, because the mean of its divisors is an integer number (37488825).

Almost surely, 24978404480 is an apocalyptic number.

4978404480 is a gapful number since it is divisible by the number (40) 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 4978404480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9597139200).

4978404480 is an abundant number, since it is smaller than the sum of its proper divisors (14215873920).

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

4978404480 is a wasteful number, since it uses less digits than its factorization.

4978404480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 352 (or 340 counting only the distinct ones).

The product of its (nonzero) digits is 1032192, while the sum is 48.

The square root of 4978404480 is about 70557.8094898077. The cubic root of 4978404480 is about 1707.5105391617.

The spelling of 4978404480 in words is "four billion, nine hundred seventy-eight million, four hundred four thousand, four hundred eighty".