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1030230103 = 71923731093
BaseRepresentation
bin111101011010000…
…001000001010111
32122210120010000111
4331122001001113
54102214330403
6250121223451
734346545210
oct7532010127
92583503014
101030230103
114895a1141
12249031b87
13135592b16
149ab7a407
15606a356d
hex3d681057

1030230103 has 24 divisors (see below), whose sum is σ = 1247107488. Its totient is φ = 833571648.

The previous prime is 1030230079. The next prime is 1030230121. The reversal of 1030230103 is 3010320301.

It is not a de Polignac number, because 1030230103 - 221 = 1028132951 is a prime.

It is a super-2 number, since 2×10302301032 = 2122748130254781218, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1030230203) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 942025 + ... + 943117.

It is an arithmetic number, because the mean of its divisors is an integer number (51962812).

Almost surely, 21030230103 is an apocalyptic number.

1030230103 is a deficient number, since it is larger than the sum of its proper divisors (216877385).

1030230103 is a wasteful number, since it uses less digits than its factorization.

1030230103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1511 (or 1492 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 13.

The square root of 1030230103 is about 32097.1977437283. The cubic root of 1030230103 is about 1009.9768327856.

Adding to 1030230103 its reverse (3010320301), we get a palindrome (4040550404).

The spelling of 1030230103 in words is "one billion, thirty million, two hundred thirty thousand, one hundred three".

Divisors: 1 7 19 133 361 373 1093 2527 2611 7087 7651 20767 49609 134653 145369 394573 407689 942571 2762011 2853823 7746091 54222637 147175729 1030230103