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268201080707 = 7519839879
BaseRepresentation
bin1111100111001000000…
…1111011011110000011
3221122021101122120000112
43321302001323132003
513343233434040312
6323113155541535
725243162400000
oct3716201733603
9848241576015
10268201080707
11a381a57760a
1243b8bbba8ab
131c3a2b64631
14cda3c228a7
156e9ab91d22
hex3e7207b783

268201080707 has 24 divisors (see below), whose sum is σ = 329367340800. Its totient is φ = 217787084424.

The previous prime is 268201080541. The next prime is 268201080713. The reversal of 268201080707 is 707080102862.

It is not a de Polignac number, because 268201080707 - 216 = 268201015171 is a prime.

It is not an unprimeable number, because it can be changed into a prime (268201080307) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 100607 + ... + 739272.

It is an arithmetic number, because the mean of its divisors is an integer number (13723639200).

Almost surely, 2268201080707 is an apocalyptic number.

268201080707 is a deficient number, since it is larger than the sum of its proper divisors (61166260093).

268201080707 is an frugal number, since it uses more digits than its factorization.

268201080707 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 839933 (or 839905 counting only the distinct ones).

The product of its (nonzero) digits is 75264, while the sum is 41.

The spelling of 268201080707 in words is "two hundred sixty-eight billion, two hundred one million, eighty thousand, seven hundred seven".

Divisors: 1 7 19 49 133 343 931 2401 6517 16807 45619 319333 839879 5879153 15957701 41154071 111703907 288078497 781927349 2016549479 5473491443 14115846353 38314440101 268201080707