Search a number
-
+
299420 = 225111361
BaseRepresentation
bin1001001000110011100
3120012201122
41021012130
534040140
610230112
72354642
oct1110634
9505648
10299420
11194a60
12125338
13a6394
147b192
155dab5
hex4919c

299420 has 24 divisors (see below), whose sum is σ = 686448. Its totient is φ = 108800.

The previous prime is 299419. The next prime is 299447. The reversal of 299420 is 24992.

It is a self number, because there is not a number n which added to its sum of digits gives 299420.

It is a congruent number.

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, 461 + ... + 900.

It is an arithmetic number, because the mean of its divisors is an integer number (28602).

2299420 is an apocalyptic number.

299420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

299420 is an abundant number, since it is smaller than the sum of its proper divisors (387028).

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

299420 is a wasteful number, since it uses less digits than its factorization.

299420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1381 (or 1379 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 299420 is about 547.1928362104. The cubic root of 299420 is about 66.9001259416.

It can be divided in two parts, 29 and 9420, that added together give a palindrome (9449).

The spelling of 299420 in words is "two hundred ninety-nine thousand, four hundred twenty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 220 1361 2722 5444 6805 13610 14971 27220 29942 59884 74855 149710 299420