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5615073990 = 23251719233829
BaseRepresentation
bin1010011101010111…
…10011101011000110
3112111022202022110100
411032223303223012
542444424331430
62325102304530
7256101225051
oct51653635306
915438668410
105615073990
112421621219
121108588146
136b64046b6
143b3a4da98
1522ce50960
hex14eaf3ac6

5615073990 has 192 divisors, whose sum is σ = 16361092800. Its totient is φ = 1327767552.

The previous prime is 5615073977. The next prime is 5615074013. The reversal of 5615073990 is 993705165.

5615073990 is a `hidden beast` number, since 56 + 1 + 507 + 3 + 9 + 90 = 666.

5615073990 is nontrivially palindromic in base 13.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a house number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 6772896 + ... + 6773724.

It is an arithmetic number, because the mean of its divisors is an integer number (85214025).

Almost surely, 25615073990 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5615073990, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8180546400).

5615073990 is an abundant number, since it is smaller than the sum of its proper divisors (10746018810).

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

5615073990 is a wasteful number, since it uses less digits than its factorization.

5615073990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1111 (or 1108 counting only the distinct ones).

The product of its (nonzero) digits is 255150, while the sum is 45.

The square root of 5615073990 is about 74933.7973814220. The cubic root of 5615073990 is about 1777.3999397703.

The spelling of 5615073990 in words is "five billion, six hundred fifteen million, seventy-three thousand, nine hundred ninety".