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26141265120 = 253589611921
BaseRepresentation
bin11000010110001001…
…000000110011100000
32111110211101212020110
4120112021000303200
5412014130440440
620001550011320
71613543041635
oct302611006340
974424355213
1026141265120
11100a5076443
1250967a6b40
132607b04819
14139db8818c
15a2eeaa080
hex616240ce0

26141265120 has 96 divisors (see below), whose sum is σ = 83270345760. Its totient is φ = 6892666880.

The previous prime is 26141265119. The next prime is 26141265131. The reversal of 26141265120 is 2156214162.

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-2 number, since 2×261412651202 (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

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, 263241 + ... + 348680.

It is an arithmetic number, because the mean of its divisors is an integer number (867399435).

Almost surely, 226141265120 is an apocalyptic number.

26141265120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26141265120 is an abundant number, since it is smaller than the sum of its proper divisors (57129080640).

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

26141265120 is a wasteful number, since it uses less digits than its factorization.

26141265120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 612028 (or 612020 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 30.

Adding to 26141265120 its reverse (2156214162), we get a palindrome (28297479282).

The spelling of 26141265120 in words is "twenty-six billion, one hundred forty-one million, two hundred sixty-five thousand, one hundred twenty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 80 89 96 120 160 178 240 267 356 445 480 534 712 890 1068 1335 1424 1780 2136 2670 2848 3560 4272 5340 7120 8544 10680 14240 21360 42720 611921 1223842 1835763 2447684 3059605 3671526 4895368 6119210 7343052 9178815 9790736 12238420 14686104 18357630 19581472 24476840 29372208 36715260 48953680 54460969 58744416 73430520 97907360 108921938 146861040 163382907 217843876 272304845 293722080 326765814 435687752 544609690 653531628 816914535 871375504 1089219380 1307063256 1633829070 1742751008 2178438760 2614126512 3267658140 4356877520 5228253024 6535316280 8713755040 13070632560 26141265120