Search a number
-
+
807875452938 = 23173778300051
BaseRepresentation
bin10111100000110010010…
…00010010000000001010
32212020021020012012102210
423300121020102000022
5101214012103443223
61415044410405550
7112236623022141
oct13603110220012
92766236165383
10807875452938
112916886a5094
121106a3a308b6
135b24a762cb8
142b15c28c758
15160348d9893
hexbc1921200a

807875452938 has 16 divisors (see below), whose sum is σ = 1625090508576. Its totient is φ = 267735217200.

The previous prime is 807875452919. The next prime is 807875452987. The reversal of 807875452938 is 839254578708.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 389148988 + ... + 389151063.

It is an arithmetic number, because the mean of its divisors is an integer number (101568156786).

Almost surely, 2807875452938 is an apocalyptic number.

807875452938 is an abundant number, since it is smaller than the sum of its proper divisors (817215055638).

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

807875452938 is a wasteful number, since it uses less digits than its factorization.

807875452938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 778300229.

The product of its (nonzero) digits is 135475200, while the sum is 66.

The spelling of 807875452938 in words is "eight hundred seven billion, eight hundred seventy-five million, four hundred fifty-two thousand, nine hundred thirty-eight".

Divisors: 1 2 3 6 173 346 519 1038 778300051 1556600102 2334900153 4669800306 134645908823 269291817646 403937726469 807875452938