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103115306260 = 22514813481273
BaseRepresentation
bin110000000001000100…
…1101011010100010100
3100212011021122022001001
41200002021223110110
53142140004300020
6115212010513044
710310202433021
oct1400211532424
9325137568031
10103115306260
113a8049a187a
1217b99135784
139954066625
144dc2ac0548
152a379a850a
hex180226b514

103115306260 has 24 divisors (see below), whose sum is σ = 216688418856. Its totient is φ = 41218260480.

The previous prime is 103115306227. The next prime is 103115306263. The reversal of 103115306260 is 62603511301.

It can be written as a sum of positive squares in 4 ways, for example, as 304014096 + 102811292164 = 17436^2 + 320642^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103115306263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1711017 + ... + 1770256.

It is an arithmetic number, because the mean of its divisors is an integer number (9028684119).

Almost surely, 2103115306260 is an apocalyptic number.

103115306260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

103115306260 is an abundant number, since it is smaller than the sum of its proper divisors (113573112596).

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

103115306260 is a wasteful number, since it uses less digits than its factorization.

103115306260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3482763 (or 3482761 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 28.

Adding to 103115306260 its reverse (62603511301), we get a palindrome (165718817561).

The spelling of 103115306260 in words is "one hundred three billion, one hundred fifteen million, three hundred six thousand, two hundred sixty".

Divisors: 1 2 4 5 10 20 1481 2962 5924 7405 14810 29620 3481273 6962546 13925092 17406365 34812730 69625460 5155765313 10311530626 20623061252 25778826565 51557653130 103115306260