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1030020033 = 37233121169
BaseRepresentation
bin111101011001001…
…101101111000001
32122210011102212010
4331121031233001
54102141120113
6250112523133
734345011600
oct7531155701
92583142763
101030020033
11489468329
12248b504a9
1313551b313
149ab23a37
15606611c3
hex3d64dbc1

1030020033 has 24 divisors (see below), whose sum is σ = 1602484320. Its totient is φ = 586776960.

The previous prime is 1030020007. The next prime is 1030020037. The reversal of 1030020033 is 3300200301.

It is a happy number.

It is not a de Polignac number, because 1030020033 - 210 = 1030019009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1030020037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 38073 + ... + 59241.

It is an arithmetic number, because the mean of its divisors is an integer number (66770180).

Almost surely, 21030020033 is an apocalyptic number.

It is an amenable number.

1030020033 is a deficient number, since it is larger than the sum of its proper divisors (572464287).

1030020033 is a wasteful number, since it uses less digits than its factorization.

1030020033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21517 (or 21510 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 12.

The square root of 1030020033 is about 32093.9251728423. The cubic root of 1030020033 is about 1009.9081813730.

Adding to 1030020033 its reverse (3300200301), we get a palindrome (4330220334).

The spelling of 1030020033 in words is "one billion, thirty million, twenty thousand, thirty-three".

Divisors: 1 3 7 21 49 147 331 993 2317 6951 16219 21169 48657 63507 148183 444549 1037281 3111843 7006939 21020817 49048573 147145719 343340011 1030020033