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1002213003 = 31130370091
BaseRepresentation
bin111011101111001…
…000111010001011
32120211211200210010
4323233020322023
54023031304003
6243240523003
733556445541
oct7357107213
92524750703
101002213003
114747a5510
1223b780463
1312c83355c
1497165d91
155cebc003
hex3bbc8e8b

1002213003 has 8 divisors (see below), whose sum is σ = 1457764416. Its totient is φ = 607401800.

The previous prime is 1002212989. The next prime is 1002213049. The reversal of 1002213003 is 3003122001.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1002213003 - 210 = 1002211979 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1002213003.

It is not an unprimeable number, because it can be changed into a prime (1002213503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15185013 + ... + 15185078.

It is an arithmetic number, because the mean of its divisors is an integer number (182220552).

Almost surely, 21002213003 is an apocalyptic number.

1002213003 is a deficient number, since it is larger than the sum of its proper divisors (455551413).

1002213003 is a wasteful number, since it uses less digits than its factorization.

1002213003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30370105.

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 1002213003 is about 31657.7479142152. The cubic root of 1002213003 is about 1000.7371241811.

Adding to 1002213003 its reverse (3003122001), we get a palindrome (4005335004).

The spelling of 1002213003 in words is "one billion, two million, two hundred thirteen thousand, three".

Divisors: 1 3 11 33 30370091 91110273 334071001 1002213003