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1301200212 = 223138341027
BaseRepresentation
bin100110110001110…
…1011110101010100
310100200102211010110
41031203223311110
510131101401322
6333041123020
744150006424
oct11543536524
93320384113
101301200212
11608547a84
12303929470
13179768370
14c4b54484
157937ac0c
hex4d8ebd54

1301200212 has 24 divisors (see below), whose sum is σ = 3269682976. Its totient is φ = 400369248.

The previous prime is 1301200207. The next prime is 1301200223. The reversal of 1301200212 is 2120021031.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4170358 + ... + 4170669.

Almost surely, 21301200212 is an apocalyptic number.

1301200212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1301200212 is an abundant number, since it is smaller than the sum of its proper divisors (1968482764).

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

1301200212 is a wasteful number, since it uses less digits than its factorization.

1301200212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8341047 (or 8341045 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 1301200212 is about 36072.1528606209. The cubic root of 1301200212 is about 1091.7286522722.

Adding to 1301200212 its reverse (2120021031), we get a palindrome (3421221243).

The spelling of 1301200212 in words is "one billion, three hundred one million, two hundred thousand, two hundred twelve".

Divisors: 1 2 3 4 6 12 13 26 39 52 78 156 8341027 16682054 25023081 33364108 50046162 100092324 108433351 216866702 325300053 433733404 650600106 1301200212