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2104003072 = 2943227421
BaseRepresentation
bin111110101101000…
…1000101000000000
312102122001102121201
41331122020220000
513302111044242
6544440030544
7103065505513
oct17532105000
95378042551
102104003072
1198a722716
124a8762454
13276b8cc42
1415d60cd7a
15c4aa84b7
hex7d688a00

2104003072 has 80 divisors (see below), whose sum is σ = 4330874592. Its totient is φ = 1020579840.

The previous prime is 2104003051. The next prime is 2104003073. The reversal of 2104003072 is 2703004012.

It is not an unprimeable number, because it can be changed into a prime (2104003073) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4997422 + ... + 4997842.

Almost surely, 22104003072 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2104003072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2165437296).

2104003072 is an abundant number, since it is smaller than the sum of its proper divisors (2226871520).

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

2104003072 is an equidigital number, since it uses as much as digits as its factorization.

2104003072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 709 (or 693 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 19.

The square root of 2104003072 is about 45869.4132510979. The cubic root of 2104003072 is about 1281.3923390799.

Adding to 2104003072 its reverse (2703004012), we get a palindrome (4807007084).

The spelling of 2104003072 in words is "two billion, one hundred four million, three thousand, seventy-two".

Divisors: 1 2 4 8 16 32 43 64 86 128 172 227 256 344 421 454 512 688 842 908 1376 1684 1816 2752 3368 3632 5504 6736 7264 9761 11008 13472 14528 18103 19522 22016 26944 29056 36206 39044 53888 58112 72412 78088 95567 107776 116224 144824 156176 191134 215552 289648 312352 382268 579296 624704 764536 1158592 1249408 1529072 2317184 2498816 3058144 4109381 4634368 4997632 6116288 8218762 9268736 12232576 16437524 24465152 32875048 48930304 65750096 131500192 263000384 526000768 1052001536 2104003072