Base | Representation |
---|---|
bin | 100000001011101100111… |
… | …110100010110001100000 |
3 | 21211102111102220011102210 |
4 | 200023230332202301200 |
5 | 242213313241232410 |
6 | 4411553455442120 |
7 | 315532144254555 |
oct | 40135476426140 |
9 | 7742442804383 |
10 | 2211589008480 |
11 | 782a25380645 |
12 | 2b8754826340 |
13 | 1307238287c7 |
14 | 79081b66a2c |
15 | 3c7dda8c220 |
hex | 202ecfa2c60 |
2211589008480 has 48 divisors (see below), whose sum is σ = 6966505378224. Its totient is φ = 589757068800.
The previous prime is 2211589008437. The next prime is 2211589008509. The reversal of 2211589008480 is 848009851122.
It is a tau number, because it is divible by the number of its divisors (48).
It is a super-2 number, since 2×22115890084802 (a number of 25 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (48).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2303738071 + ... + 2303739030.
It is an arithmetic number, because the mean of its divisors is an integer number (145135528713).
Almost surely, 22211589008480 is an apocalyptic number.
2211589008480 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2211589008480 is an abundant number, since it is smaller than the sum of its proper divisors (4754916369744).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2211589008480 is a wasteful number, since it uses less digits than its factorization.
2211589008480 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4607477119 (or 4607477111 counting only the distinct ones).
The product of its (nonzero) digits is 368640, while the sum is 48.
The spelling of 2211589008480 in words is "two trillion, two hundred eleven billion, five hundred eighty-nine million, eight thousand, four hundred eighty".
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