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105137480 = 2357894219
BaseRepresentation
bin1100100010001…
…00010101001000
321022211112111202
412101010111020
5203403344410
614233243332
72414440160
oct621042510
9238745452
10105137480
1154390388
122b263548
1318a22036
14dd6b5a0
15936bca5
hex6444548

105137480 has 64 divisors (see below), whose sum is σ = 273456000. Its totient is φ = 35633664.

The previous prime is 105137479. The next prime is 105137491. The reversal of 105137480 is 84731501.

It is a super-2 number, since 2×1051374802 = 22107779401500800, which 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, 22811 + ... + 27029.

It is an arithmetic number, because the mean of its divisors is an integer number (4272750).

Almost surely, 2105137480 is an apocalyptic number.

105137480 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 105137480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (136728000).

105137480 is an abundant number, since it is smaller than the sum of its proper divisors (168318520).

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

105137480 is a wasteful number, since it uses less digits than its factorization.

105137480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4326 (or 4322 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 29.

The square root of 105137480 is about 10253.6569086351. The cubic root of 105137480 is about 471.9752093654.

Adding to 105137480 its reverse (84731501), we get a palindrome (189868981).

The spelling of 105137480 in words is "one hundred five million, one hundred thirty-seven thousand, four hundred eighty".

Divisors: 1 2 4 5 7 8 10 14 20 28 35 40 56 70 89 140 178 280 356 445 623 712 890 1246 1780 2492 3115 3560 4219 4984 6230 8438 12460 16876 21095 24920 29533 33752 42190 59066 84380 118132 147665 168760 236264 295330 375491 590660 750982 1181320 1501964 1877455 2628437 3003928 3754910 5256874 7509820 10513748 13142185 15019640 21027496 26284370 52568740 105137480