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102560380 = 22513433911
BaseRepresentation
bin1100001110011…
…11001001111100
321010222121101121
412013033021330
5202223413010
614102120324
72353514566
oct607171174
9233877347
10102560380
115299014a
122a4200a4
131832c020
14d89a336
15900d3da
hex61cf27c

102560380 has 48 divisors (see below), whose sum is σ = 232735104. Its totient is φ = 37739520.

The previous prime is 102560321. The next prime is 102560383. The reversal of 102560380 is 83065201.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102560383) 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, 112125 + ... + 113035.

It is an arithmetic number, because the mean of its divisors is an integer number (4848648).

Almost surely, 2102560380 is an apocalyptic number.

102560380 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 102560380, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (116367552).

102560380 is an abundant number, since it is smaller than the sum of its proper divisors (130174724).

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

102560380 is a wasteful number, since it uses less digits than its factorization.

102560380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1366 (or 1364 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 102560380 is about 10127.2098822924. The cubic root of 102560380 is about 468.0869575676.

The spelling of 102560380 in words is "one hundred two million, five hundred sixty thousand, three hundred eighty".

Divisors: 1 2 4 5 10 13 20 26 52 65 130 260 433 866 911 1732 1822 2165 3644 4330 4555 5629 8660 9110 11258 11843 18220 22516 23686 28145 47372 56290 59215 112580 118430 236860 394463 788926 1577852 1972315 3944630 5128019 7889260 10256038 20512076 25640095 51280190 102560380