Base | Representation |
---|---|
bin | 100001111100000000… |
… | …0111101001101011111 |
3 | 20222010011110211111210 |
4 | 1003320000331031133 |
5 | 2143224400231043 |
6 | 53251505315503 |
7 | 5160021555564 |
oct | 1037000751537 |
9 | 228104424453 |
10 | 72880477023 |
11 | 289aa1470a2 |
12 | 1215b635b93 |
13 | 6b46141123 |
14 | 37553c886b |
15 | 1d68445633 |
hex | 10f803d35f |
72880477023 has 8 divisors (see below), whose sum is σ = 97307636608. Its totient is φ = 48520151064.
The previous prime is 72880477003. The next prime is 72880477127. The reversal of 72880477023 is 32077408827.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 72880477023 - 210 = 72880475999 is a prime.
It is a super-2 number, since 2×728804770232 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (72880477003) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 16705861 + ... + 16710222.
It is an arithmetic number, because the mean of its divisors is an integer number (12163454576).
Almost surely, 272880477023 is an apocalyptic number.
72880477023 is a deficient number, since it is larger than the sum of its proper divisors (24427159585).
72880477023 is a wasteful number, since it uses less digits than its factorization.
72880477023 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 33416813.
The product of its (nonzero) digits is 1053696, while the sum is 48.
The spelling of 72880477023 in words is "seventy-two billion, eight hundred eighty million, four hundred seventy-seven thousand, twenty-three".
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