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268110007 = 11192107631
BaseRepresentation
bin11111111101100…
…00100010110111
3200200111101210021
433332300202313
51022114010012
642334310011
76433616554
oct1776604267
9620441707
10268110007
11128383020
1275958307
1343713799
1427871a2b
1518810007
hexffb08b7

268110007 has 24 divisors (see below), whose sum is σ = 312066432. Its totient is φ = 228387600.

The previous prime is 268109993. The next prime is 268110019. The reversal of 268110007 is 700011862.

It is not a de Polignac number, because 268110007 - 227 = 133892279 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (268110047) 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, 424582 + ... + 425212.

It is an arithmetic number, because the mean of its divisors is an integer number (13002768).

Almost surely, 2268110007 is an apocalyptic number.

268110007 is a deficient number, since it is larger than the sum of its proper divisors (43956425).

268110007 is a wasteful number, since it uses less digits than its factorization.

268110007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 787 (or 768 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 25.

The square root of 268110007 is about 16374.0650725469. The cubic root of 268110007 is about 644.8187756795.

Adding to 268110007 its reverse (700011862), we get a palindrome (968121869).

The spelling of 268110007 in words is "two hundred sixty-eight million, one hundred ten thousand, seven".

Divisors: 1 11 19 107 209 361 631 1177 2033 3971 6941 11989 22363 38627 67517 131879 227791 424897 742687 1282823 2505701 14111053 24373637 268110007