Base | Representation |
---|---|
bin | 101000101100001011… |
… | …1001101011111001100 |
3 | 22100112210022122212211 |
4 | 1101120113031133030 |
5 | 2412424221403414 |
6 | 104050451440204 |
7 | 6212255155462 |
oct | 1213027153714 |
9 | 270483278784 |
10 | 87381825484 |
11 | 340708428a8 |
12 | 14b27bb6064 |
13 | 8317587aa5 |
14 | 432d2c8832 |
15 | 24165ab3c4 |
hex | 14585cd7cc |
87381825484 has 48 divisors (see below), whose sum is σ = 165531582720. Its totient is φ = 40264197120.
The previous prime is 87381825467. The next prime is 87381825521. The reversal of 87381825484 is 48452818378.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (58).
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 15 ways as a sum of consecutive naturals, for example, 96072 + ... + 428944.
It is an arithmetic number, because the mean of its divisors is an integer number (3448574640).
Almost surely, 287381825484 is an apocalyptic number.
It is an amenable number.
87381825484 is a deficient number, since it is larger than the sum of its proper divisors (78149757236).
87381825484 is a wasteful number, since it uses less digits than its factorization.
87381825484 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 333010 (or 333008 counting only the distinct ones).
The product of its digits is 13762560, while the sum is 58.
The spelling of 87381825484 in words is "eighty-seven billion, three hundred eighty-one million, eight hundred twenty-five thousand, four hundred eighty-four".
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