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2997183006720 = 211325723201997
BaseRepresentation
bin101011100111010110000…
…001110100100000000000
3101121112020211121012010200
4223213112001310200000
5343101212322203340
610212515321325200
7426352663131510
oct53472601644000
911545224535120
102997183006720
11a56109741a61
12404a5a636800
13189830032c86
14a50c8b2b840
1552e6c29e330
hex2b9d6074800

2997183006720 has 576 divisors, whose sum is σ = 12387874786560. Its totient is φ = 655281487872.

The previous prime is 2997183006689. The next prime is 2997183006721. The reversal of 2997183006720 is 276003817992.

It is a tau number, because it is divible by the number of its divisors (576).

It is a super-2 number, since 2×29971830067202 (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2997183006721) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 14736762 + ... + 14938758.

It is an arithmetic number, because the mean of its divisors is an integer number (21506727060).

Almost surely, 22997183006720 is an apocalyptic number.

2997183006720 is a gapful number since it is divisible by the number (20) 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 2997183006720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6193937393280).

2997183006720 is an abundant number, since it is smaller than the sum of its proper divisors (9390691779840).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2997183006720 is a wasteful number, since it uses less digits than its factorization.

2997183006720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202060 (or 202037 counting only the distinct ones).

The product of its (nonzero) digits is 2286144, while the sum is 54.

The spelling of 2997183006720 in words is "two trillion, nine hundred ninety-seven billion, one hundred eighty-three million, six thousand, seven hundred twenty".