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246980 = 22553233
BaseRepresentation
bin111100010011000100
3110112210102
4330103010
530400410
65143232
72046026
oct742304
9415712
10246980
11159618
12bab18
1388556
1466016
154d2a5
hex3c4c4

246980 has 24 divisors (see below), whose sum is σ = 530712. Its totient is φ = 96512.

The previous prime is 246979. The next prime is 247001. The reversal of 246980 is 89642.

It can be written as a sum of positive squares in 4 ways, for example, as 18496 + 228484 = 136^2 + 478^2 .

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, 944 + ... + 1176.

It is an arithmetic number, because the mean of its divisors is an integer number (22113).

2246980 is an apocalyptic number.

246980 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

246980 is an abundant number, since it is smaller than the sum of its proper divisors (283732).

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

246980 is a wasteful number, since it uses less digits than its factorization.

246980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 295 (or 293 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 246980 is about 496.9708240933. The cubic root of 246980 is about 62.7413600587.

Adding to 246980 its sum of digits (29), we get a square (247009 = 4972).

The spelling of 246980 in words is "two hundred forty-six thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 20 53 106 212 233 265 466 530 932 1060 1165 2330 4660 12349 24698 49396 61745 123490 246980