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102716260 = 22529409433
BaseRepresentation
bin1100001111101…
…01001101100100
321011021112012221
412013311031210
5202243410020
614105322124
72355034213
oct607651544
9234245187
10102716260
1152a87279
122a496344
1318384c6a
14d8db07a
15903e6aa
hex61f5364

102716260 has 48 divisors (see below), whose sum is σ = 224204400. Its totient is φ = 39481344.

The previous prime is 102716249. The next prime is 102716267. The reversal of 102716260 is 62617201.

It can be written as a sum of positive squares in 8 ways, for example, as 139876 + 102576384 = 374^2 + 10128^2 .

It is not an unprimeable number, because it can be changed into a prime (102716267) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 237004 + ... + 237436.

It is an arithmetic number, because the mean of its divisors is an integer number (4670925).

Almost surely, 2102716260 is an apocalyptic number.

102716260 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 102716260, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (112102200).

102716260 is an abundant number, since it is smaller than the sum of its proper divisors (121488140).

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

102716260 is a wasteful number, since it uses less digits than its factorization.

102716260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 880 (or 878 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 102716260 is about 10134.9030582438. The cubic root of 102716260 is about 468.3239836647.

The spelling of 102716260 in words is "one hundred two million, seven hundred sixteen thousand, two hundred sixty".

Divisors: 1 2 4 5 10 20 29 58 116 145 290 409 433 580 818 866 1636 1732 2045 2165 4090 4330 8180 8660 11861 12557 23722 25114 47444 50228 59305 62785 118610 125570 177097 237220 251140 354194 708388 885485 1770970 3541940 5135813 10271626 20543252 25679065 51358130 102716260