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1268488264 = 234725713127
BaseRepresentation
bin100101110011011…
…1001100001001000
310021101212212202211
41023212321201020
510044213111024
6325512034504
743301654341
oct11346714110
93241785684
101268488264
115a103500a
122b4992a34
13172a53b94
14c067b0c8
1576568594
hex4b9b9848

1268488264 has 32 divisors (see below), whose sum is σ = 2438657280. Its totient is φ = 618287104.

The previous prime is 1268488237. The next prime is 1268488289. The reversal of 1268488264 is 4628848621.

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, 90069 + ... + 103195.

It is an arithmetic number, because the mean of its divisors is an integer number (76208040).

Almost surely, 21268488264 is an apocalyptic number.

It is an amenable number.

1268488264 is a deficient number, since it is larger than the sum of its proper divisors (1170169016).

1268488264 is a wasteful number, since it uses less digits than its factorization.

1268488264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13437 (or 13433 counting only the distinct ones).

The product of its digits is 1179648, while the sum is 49.

The square root of 1268488264 is about 35615.8428792581. The cubic root of 1268488264 is about 1082.5022752220.

The spelling of 1268488264 in words is "one billion, two hundred sixty-eight million, four hundred eighty-eight thousand, two hundred sixty-four".