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2104031140 = 225474674793
BaseRepresentation
bin111110101101000…
…1111011110100100
312102122002212010021
41331122033132210
513302112444030
6544440404524
7103065653401
oct17532173644
95378085107
102104031140
1198a741812
124a8776744
13276b9c953
1415d6192a8
15c4ab197a
hex7d68f7a4

2104031140 has 48 divisors (see below), whose sum is σ = 4523081472. Its totient is φ = 821770496.

The previous prime is 2104031123. The next prime is 2104031141. The reversal of 2104031140 is 411304012.

It is not an unprimeable number, because it can be changed into a prime (2104031141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 436584 + ... + 441376.

It is an arithmetic number, because the mean of its divisors is an integer number (94230864).

Almost surely, 22104031140 is an apocalyptic number.

2104031140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2104031140 is an abundant number, since it is smaller than the sum of its proper divisors (2419050332).

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

2104031140 is a wasteful number, since it uses less digits than its factorization.

2104031140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5316 (or 5314 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 2104031140 is about 45869.7192055936. The cubic root of 2104031140 is about 1281.3980371008.

Adding to 2104031140 its reverse (411304012), we get a palindrome (2515335152).

The spelling of 2104031140 in words is "two billion, one hundred four million, thirty-one thousand, one hundred forty".

Divisors: 1 2 4 5 10 20 47 94 188 235 467 470 934 940 1868 2335 4670 4793 9340 9586 19172 21949 23965 43898 47930 87796 95860 109745 219490 225271 438980 450542 901084 1126355 2238331 2252710 4476662 4505420 8953324 11191655 22383310 44766620 105201557 210403114 420806228 526007785 1052015570 2104031140