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105485553580 = 225114111694629
BaseRepresentation
bin110001000111101101…
…1011100111110101100
3101002021110200100002211
41202033123130332230
53212013300203310
6120243121300204
710423013261041
oct1421733347654
9332243610084
10105485553580
1140810932760
121853aa94664
139c41135a34
1451697d71c8
152b25b03c8a
hex188f6dcfac

105485553580 has 48 divisors (see below), whose sum is σ = 247551927840. Its totient is φ = 37422809600.

The previous prime is 105485553533. The next prime is 105485553629. The reversal of 105485553580 is 85355584501.

It is a super-2 number, since 2×1054855535802 (a number of 23 digits) contains 22 as substring.

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, 5838295 + ... + 5856334.

It is an arithmetic number, because the mean of its divisors is an integer number (5157331830).

Almost surely, 2105485553580 is an apocalyptic number.

105485553580 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

105485553580 is an abundant number, since it is smaller than the sum of its proper divisors (142066374260).

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

105485553580 is a wasteful number, since it uses less digits than its factorization.

105485553580 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11694690 (or 11694688 counting only the distinct ones).

The product of its (nonzero) digits is 2400000, while the sum is 49.

The spelling of 105485553580 in words is "one hundred five billion, four hundred eighty-five million, five hundred fifty-three thousand, five hundred eighty".

Divisors: 1 2 4 5 10 11 20 22 41 44 55 82 110 164 205 220 410 451 820 902 1804 2255 4510 9020 11694629 23389258 46778516 58473145 116946290 128640919 233892580 257281838 479479789 514563676 643204595 958959578 1286409190 1917919156 2397398945 2572818380 4794797890 5274277679 9589595780 10548555358 21097110716 26371388395 52742776790 105485553580