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103103000 = 235371113103
BaseRepresentation
bin1100010010100…
…11101000011000
321012000011201122
412021103220120
5202343244000
614121504412
72361234560
oct611235030
9235004648
10103103000
11532208a0
122a642108
131848bcc0
14d99bda0
1590b9085
hex6253a18

103103000 has 256 divisors, whose sum is σ = 327075840. Its totient is φ = 29376000.

The previous prime is 103102981. The next prime is 103103009. The reversal of 103103000 is 301301.

It is a Harshad number since it is a multiple of its sum of digits (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103103009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1000949 + ... + 1001051.

It is an arithmetic number, because the mean of its divisors is an integer number (1277640).

Almost surely, 2103103000 is an apocalyptic number.

103103000 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 103103000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (163537920).

103103000 is an abundant number, since it is smaller than the sum of its proper divisors (223972840).

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

103103000 is a wasteful number, since it uses less digits than its factorization.

103103000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155 (or 141 counting only the distinct ones).

The product of its (nonzero) digits is 9, while the sum is 8.

The square root of 103103000 is about 10153.9647428972. The cubic root of 103103000 is about 468.9110143153.

Adding to 103103000 its reverse (301301), we get a palindrome (103404301).

The spelling of 103103000 in words is "one hundred three million, one hundred three thousand".