Search a number
-
+
1030104312 = 233231866131
BaseRepresentation
bin111101011001100…
…010010011111000
32122210022201110120
4331121202103320
54102201314222
6250114413240
734345512366
oct7531422370
92583281416
101030104312
11489515686
12248b91220
1313554a7a3
149ab46636
156067b15c
hex3d6624f8

1030104312 has 32 divisors (see below), whose sum is σ = 2687230080. Its totient is φ = 328438880.

The previous prime is 1030104277. The next prime is 1030104347. The reversal of 1030104312 is 2134010301.

It is an interprime number because it is at equal distance from previous prime (1030104277) and next prime (1030104347).

It is a super-2 number, since 2×10301043122 = 2122229787201986688, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1030104291 and 1030104300.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 932514 + ... + 933617.

It is an arithmetic number, because the mean of its divisors is an integer number (83975940).

Almost surely, 21030104312 is an apocalyptic number.

1030104312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1030104312 is an abundant number, since it is smaller than the sum of its proper divisors (1657125768).

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

1030104312 is a wasteful number, since it uses less digits than its factorization.

1030104312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1866163 (or 1866159 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 1030104312 is about 32095.2381514766. The cubic root of 1030104312 is about 1009.9357250866.

Adding to 1030104312 its reverse (2134010301), we get a palindrome (3164114613).

The spelling of 1030104312 in words is "one billion, thirty million, one hundred four thousand, three hundred twelve".

Divisors: 1 2 3 4 6 8 12 23 24 46 69 92 138 184 276 552 1866131 3732262 5598393 7464524 11196786 14929048 22393572 42921013 44787144 85842026 128763039 171684052 257526078 343368104 515052156 1030104312