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1030420411 = 4872115853
BaseRepresentation
bin111101011010101…
…111011110111011
32122210220210001221
4331122233132323
54102241423121
6250125252511
734351300066
oct7532573673
92583823057
101030420411
11489711119
12249104137
1313562b627
149abc98dd
15606deb41
hex3d6af7bb

1030420411 has 4 divisors (see below), whose sum is σ = 1032536752. Its totient is φ = 1028304072.

The previous prime is 1030420409. The next prime is 1030420421. The reversal of 1030420411 is 1140240301.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1140240301 = 3892931209.

It is a cyclic number.

It is not a de Polignac number, because 1030420411 - 21 = 1030420409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1030420421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1057440 + ... + 1058413.

It is an arithmetic number, because the mean of its divisors is an integer number (258134188).

Almost surely, 21030420411 is an apocalyptic number.

1030420411 is a deficient number, since it is larger than the sum of its proper divisors (2116341).

1030420411 is an equidigital number, since it uses as much as digits as its factorization.

1030420411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2116340.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 1030420411 is about 32100.1621646994. The cubic root of 1030420411 is about 1010.0390178698.

Adding to 1030420411 its reverse (1140240301), we get a palindrome (2170660712).

The spelling of 1030420411 in words is "one billion, thirty million, four hundred twenty thousand, four hundred eleven".

Divisors: 1 487 2115853 1030420411