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2841320 = 235251283
BaseRepresentation
bin1010110101101011101000
312100100120002
422311223220
51211410240
6140522132
733102506
oct12655350
95310502
102841320
1116707a9
12b50348
13786371
1453d676
153b1d15
hex2b5ae8

2841320 has 32 divisors (see below), whose sum is σ = 6441120. Its totient is φ = 1128000.

The previous prime is 2841313. The next prime is 2841337. The reversal of 2841320 is 231482.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 2841292 and 2841301.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9899 + ... + 10181.

It is an arithmetic number, because the mean of its divisors is an integer number (201285).

22841320 is an apocalyptic number.

2841320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2841320 is an abundant number, since it is smaller than the sum of its proper divisors (3599800).

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

2841320 is a wasteful number, since it uses less digits than its factorization.

2841320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 545 (or 541 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 2841320 is about 1685.6215470858. The cubic root of 2841320 is about 141.6359118167.

The spelling of 2841320 in words is "two million, eight hundred forty-one thousand, three hundred twenty".

Divisors: 1 2 4 5 8 10 20 40 251 283 502 566 1004 1132 1255 1415 2008 2264 2510 2830 5020 5660 10040 11320 71033 142066 284132 355165 568264 710330 1420660 2841320