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105060540 = 2235133797
BaseRepresentation
bin1100100001100…
…01100010111100
321022200121222010
412100301202330
5203343414130
614231451220
72413666644
oct620614274
9238617863
10105060540
11543385a2
122b226b10
13189c6000
14dd4b524
1593540b0
hex64318bc

105060540 has 96 divisors (see below), whose sum is σ = 319072320. Its totient is φ = 25828608.

The previous prime is 105060539. The next prime is 105060547. The reversal of 105060540 is 45060501.

It is a happy number.

It is a super-2 number, since 2×1050605402 = 22075434130183200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105060547) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 131422 + ... + 132218.

It is an arithmetic number, because the mean of its divisors is an integer number (3323670).

Almost surely, 2105060540 is an apocalyptic number.

105060540 is a gapful number since it is divisible by the number (10) 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 105060540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (159536160).

105060540 is an abundant number, since it is smaller than the sum of its proper divisors (214011780).

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

105060540 is a wasteful number, since it uses less digits than its factorization.

105060540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 848 (or 820 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 105060540 is about 10249.9043897980. The cubic root of 105060540 is about 471.8600501967.

The spelling of 105060540 in words is "one hundred five million, sixty thousand, five hundred forty".

Divisors: 1 2 3 4 5 6 10 12 13 15 20 26 30 39 52 60 65 78 130 156 169 195 260 338 390 507 676 780 797 845 1014 1594 1690 2028 2197 2391 2535 3188 3380 3985 4394 4782 5070 6591 7970 8788 9564 10140 10361 10985 11955 13182 15940 20722 21970 23910 26364 31083 32955 41444 43940 47820 51805 62166 65910 103610 124332 131820 134693 155415 207220 269386 310830 404079 538772 621660 673465 808158 1346930 1616316 1751009 2020395 2693860 3502018 4040790 5253027 7004036 8081580 8755045 10506054 17510090 21012108 26265135 35020180 52530270 105060540