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1030113101 = 1954216479
BaseRepresentation
bin111101011001100…
…100011101001101
32122210100011112002
4331121210131031
54102202104401
6250114522045
734345550123
oct7531443515
92583304462
101030113101
11489521246
12248b96325
131355517a4
149ab49913
156067da6b
hex3d66474d

1030113101 has 4 divisors (see below), whose sum is σ = 1084329600. Its totient is φ = 975896604.

The previous prime is 1030113067. The next prime is 1030113107. The reversal of 1030113101 is 1013110301.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1013110301 = 7144730043.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-1030113101 is a prime.

It is a super-2 number, since 2×10301131012 = 2122266001703672402, 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 (1030113107) 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 3 ways as a sum of consecutive naturals, for example, 27108221 + ... + 27108258.

It is an arithmetic number, because the mean of its divisors is an integer number (271082400).

Almost surely, 21030113101 is an apocalyptic number.

It is an amenable number.

1030113101 is a deficient number, since it is larger than the sum of its proper divisors (54216499).

1030113101 is an equidigital number, since it uses as much as digits as its factorization.

1030113101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54216498.

The product of its (nonzero) digits is 9, while the sum is 11.

The square root of 1030113101 is about 32095.3750718075. The cubic root of 1030113101 is about 1009.9385973847.

Adding to 1030113101 its reverse (1013110301), we get a palindrome (2043223402).

The spelling of 1030113101 in words is "one billion, thirty million, one hundred thirteen thousand, one hundred one".

Divisors: 1 19 54216479 1030113101