| Base | Representation |
|---|---|
| bin | 1000110100001100000011001… |
| … | …0010101100100000111000000 |
| 3 | 10000100102010012001220010002120 |
| 4 | 2031003000302111210013000 |
| 5 | 1122302003014104301400 |
| 6 | 10035200215053444240 |
| 7 | 244443322240341606 |
| oct | 21503006225440700 |
| 9 | 3010363161803076 |
| 10 | 620331561009600 |
| 11 | 16a7251571a7990 |
| 12 | 596a84b47a0680 |
| 13 | 2081a027517c6b |
| 14 | ad282ca0db876 |
| 15 | 4bab3aa3d7ca0 |
| hex | 23430325641c0 |
620331561009600 has 672 divisors, whose sum is σ = 2356021784954880. Its totient is φ = 141406932480000.
The previous prime is 620331561009593. The next prime is 620331561009607. The reversal of 620331561009600 is 6900165133026.
It is an interprime number because it is at equal distance from previous prime (620331561009593) and next prime (620331561009607).
It is a super-2 number, since 2×6203315610096002 (a number of 30 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (620331561009607) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 67320675 + ... + 75978525.
It is an arithmetic number, because the mean of its divisors is an integer number (3505984799040).
Almost surely, 2620331561009600 is an apocalyptic number.
620331561009600 is a gapful number since it is divisible by the number (60) 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 620331561009600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1178010892477440).
620331561009600 is an abundant number, since it is smaller than the sum of its proper divisors (1735690223945280).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
620331561009600 is a wasteful number, since it uses less digits than its factorization.
620331561009600 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8657969 (or 8657954 counting only the distinct ones).
The product of its (nonzero) digits is 174960, while the sum is 42.
The spelling of 620331561009600 in words is "six hundred twenty trillion, three hundred thirty-one billion, five hundred sixty-one million, nine thousand, six hundred".
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