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10003000000 = 265671429
BaseRepresentation
bin10010101000011100…
…11010101011000000
3221211010102001100111
421110032122223000
5130441232000000
64332331001104
7502612045210
oct112416325300
927733361314
1010003000000
114273483a54
121b31b99194
13c354cab16
146ac704240
153d82a1cba
hex25439aac0

10003000000 has 196 divisors, whose sum is σ = 28376199280. Its totient is φ = 3427200000.

The previous prime is 10002999991. The next prime is 10003000043. The reversal of 10003000000 is 30001.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (4).

It is an unprimeable number.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 6999286 + ... + 7000714.

Almost surely, 210003000000 is an apocalyptic number.

10003000000 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 10003000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14188099640).

10003000000 is an abundant number, since it is smaller than the sum of its proper divisors (18373199280).

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

10003000000 is an frugal number, since it uses more digits than its factorization.

10003000000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1478 (or 1443 counting only the distinct ones).

The product of its (nonzero) digits is 3, while the sum is 4.

Adding to 10003000000 its reverse (30001), we get a palindrome (10003030001).

The spelling of 10003000000 in words is "ten billion, three million", and thus it is an aban number and an uban number.