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26080630160 = 24513142317623
BaseRepresentation
bin11000010010100001…
…101101010110010000
32111022121022021201012
4120102201231112100
5411403120131120
615551542230052
71612205461424
oct302241552620
974277267635
1026080630160
1110073921502
12507a425328
1325c8394850
141395ac2b84
15a299ce1c5
hex61286d590

26080630160 has 80 divisors (see below), whose sum is σ = 65351483904. Its totient is φ = 9622457856.

The previous prime is 26080630127. The next prime is 26080630183. The reversal of 26080630160 is 6103608062.

It is a tau number, because it is divible by the number of its divisors (80).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1471109 + ... + 1488731.

Almost surely, 226080630160 is an apocalyptic number.

26080630160 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26080630160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32675741952).

26080630160 is an abundant number, since it is smaller than the sum of its proper divisors (39270853744).

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

26080630160 is a wasteful number, since it uses less digits than its factorization.

26080630160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19072 (or 19066 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 32.

The spelling of 26080630160 in words is "twenty-six billion, eighty million, six hundred thirty thousand, one hundred sixty".

Divisors: 1 2 4 5 8 10 13 16 20 26 40 52 65 80 104 130 208 260 520 1040 1423 2846 5692 7115 11384 14230 17623 18499 22768 28460 35246 36998 56920 70492 73996 88115 92495 113840 140984 147992 176230 184990 229099 281968 295984 352460 369980 458198 704920 739960 916396 1145495 1409840 1479920 1832792 2290990 3665584 4581980 9163960 18327920 25077529 50155058 100310116 125387645 200620232 250775290 326007877 401240464 501550580 652015754 1003101160 1304031508 1630039385 2006202320 2608063016 3260078770 5216126032 6520157540 13040315080 26080630160