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1030113012 = 223312769121
BaseRepresentation
bin111101011001100…
…100011011110100
32122210100011101210
4331121210123310
54102202104022
6250114521420
734345546635
oct7531443364
92583304353
101030113012
11489521175
12248b96270
13135551736
149ab4988c
156067da0c
hex3d6646f4

1030113012 has 24 divisors (see below), whose sum is σ = 2481133312. Its totient is φ = 332294400.

The previous prime is 1030112969. The next prime is 1030113013. The reversal of 1030113012 is 2103110301.

It is a super-2 number, since 2×10301130122 = 2122265634983424288, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1030113013) 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 7 ways as a sum of consecutive naturals, for example, 1384189 + ... + 1384932.

Almost surely, 21030113012 is an apocalyptic number.

1030113012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1030113012 is an abundant number, since it is smaller than the sum of its proper divisors (1451020300).

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

1030113012 is a wasteful number, since it uses less digits than its factorization.

1030113012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2769159 (or 2769157 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 12.

The square root of 1030113012 is about 32095.3736853148. The cubic root of 1030113012 is about 1009.9385682990.

Adding to 1030113012 its reverse (2103110301), we get a palindrome (3133223313).

The spelling of 1030113012 in words is "one billion, thirty million, one hundred thirteen thousand, twelve".

Divisors: 1 2 3 4 6 12 31 62 93 124 186 372 2769121 5538242 8307363 11076484 16614726 33229452 85842751 171685502 257528253 343371004 515056506 1030113012