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1030020233 = 11446320981
BaseRepresentation
bin111101011001001…
…101110010001001
32122210011110010112
4331121031302021
54102141121413
6250112524105
734345012304
oct7531156211
92583143115
101030020233
114894684a0
12248b50635
1313551b438
149ab23b3b
15606612a8
hex3d64dc89

1030020233 has 8 divisors (see below), whose sum is σ = 1123963776. Its totient is φ = 936127600.

The previous prime is 1030020227. The next prime is 1030020241. The reversal of 1030020233 is 3320200301.

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 1030020233 - 26 = 1030020169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1030020203) 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, 38603 + ... + 59583.

It is an arithmetic number, because the mean of its divisors is an integer number (140495472).

Almost surely, 21030020233 is an apocalyptic number.

It is an amenable number.

1030020233 is a deficient number, since it is larger than the sum of its proper divisors (93943543).

1030020233 is a wasteful number, since it uses less digits than its factorization.

1030020233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25455.

The product of its (nonzero) digits is 108, while the sum is 14.

The square root of 1030020233 is about 32093.9282886966. The cubic root of 1030020233 is about 1009.9082467380.

Adding to 1030020233 its reverse (3320200301), we get a palindrome (4350220534).

The spelling of 1030020233 in words is "one billion, thirty million, twenty thousand, two hundred thirty-three".

Divisors: 1 11 4463 20981 49093 230791 93638203 1030020233