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1301000212 = 22508164013
BaseRepresentation
bin100110110001011…
…1011000000010100
310100200001122210001
41031202323000110
510131024001322
6333032541044
744145214351
oct11542730024
93320048701
101301000212
11608420796
12303851784
131796c8315
14c4b01628
157933b827
hex4d8bb014

1301000212 has 12 divisors (see below), whose sum is σ = 2277234036. Its totient is φ = 650361920.

The previous prime is 1301000201. The next prime is 1301000213. The reversal of 1301000212 is 2120001031.

It can be written as a sum of positive squares in 2 ways, for example, as 881733636 + 419266576 = 29694^2 + 20476^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1301000213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11683 + ... + 52330.

It is an arithmetic number, because the mean of its divisors is an integer number (189769503).

Almost surely, 21301000212 is an apocalyptic number.

It is an amenable number.

1301000212 is a deficient number, since it is larger than the sum of its proper divisors (976233824).

1301000212 is a wasteful number, since it uses less digits than its factorization.

1301000212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69098 (or 69096 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 1301000212 is about 36069.3805325237. The cubic root of 1301000212 is about 1091.6727149624.

Adding to 1301000212 its reverse (2120001031), we get a palindrome (3421001243).

The spelling of 1301000212 in words is "one billion, three hundred one million, two hundred twelve", and thus it is an aban number.

Divisors: 1 2 4 5081 10162 20324 64013 128026 256052 325250053 650500106 1301000212