Base | Representation |
---|---|
bin | 1001101000101000110… |
… | …01011111010000001000 |
3 | 1011122111202211122010010 |
4 | 10310110121133100020 |
5 | 20411000001121340 |
6 | 412030123151520 |
7 | 32626562404662 |
oct | 4642431372010 |
9 | 1148452748103 |
10 | 331054707720 |
11 | 11844382a900 |
12 | 541b16755a0 |
13 | 252ab876cc9 |
14 | 12047699532 |
15 | 8928bc3b80 |
hex | 4d1465f408 |
331054707720 has 384 divisors, whose sum is σ = 1148219089920. Its totient is φ = 76195891200.
The previous prime is 331054707701. The next prime is 331054707787. The reversal of 331054707720 is 27707450133.
It is an unprimeable number.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 23849422 + ... + 23863298.
It is an arithmetic number, because the mean of its divisors is an integer number (2990153880).
Almost surely, 2331054707720 is an apocalyptic number.
331054707720 is a gapful number since it is divisible by the number (30) 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 331054707720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (574109544960).
331054707720 is an abundant number, since it is smaller than the sum of its proper divisors (817164382200).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
331054707720 is a wasteful number, since it uses less digits than its factorization.
331054707720 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13997 (or 13982 counting only the distinct ones).
The product of its (nonzero) digits is 123480, while the sum is 39.
It can be divided in two parts, 3310 and 54707720, that added together give a triangular number (54711030 = T10460).
The spelling of 331054707720 in words is "three hundred thirty-one billion, fifty-four million, seven hundred seven thousand, seven hundred twenty".
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