Search a number
-
+
2879604140 = 225723894287
BaseRepresentation
bin1010101110100011…
…0100010110101100
321102200111001021012
42223220310112230
521344134313030
61153423524352
7131234142230
oct25350642654
97380431235
102879604140
111248509236
126844596b8
1336b77c39a
141d46265c0
1511cc11095
hexaba345ac

2879604140 has 48 divisors (see below), whose sum is σ = 7211538432. Its totient is φ = 944366016.

The previous prime is 2879604113. The next prime is 2879604151. The reversal of 2879604140 is 414069782.

2879604140 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 443924 + ... + 450363.

It is an arithmetic number, because the mean of its divisors is an integer number (150240384).

Almost surely, 22879604140 is an apocalyptic number.

2879604140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2879604140 is an abundant number, since it is smaller than the sum of its proper divisors (4331934292).

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

2879604140 is a wasteful number, since it uses less digits than its factorization.

2879604140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 894326 (or 894324 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 41.

The square root of 2879604140 is about 53661.9431254590. The cubic root of 2879604140 is about 1422.6921321525.

The spelling of 2879604140 in words is "two billion, eight hundred seventy-nine million, six hundred four thousand, one hundred forty".

Divisors: 1 2 4 5 7 10 14 20 23 28 35 46 70 92 115 140 161 230 322 460 644 805 1610 3220 894287 1788574 3577148 4471435 6260009 8942870 12520018 17885740 20568601 25040036 31300045 41137202 62600090 82274404 102843005 125200180 143980207 205686010 287960414 411372020 575920828 719901035 1439802070 2879604140