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1415030031 = 32295421571
BaseRepresentation
bin101010001010111…
…1010010100001111
310122121121222021200
41110111322110033
510344221430111
6352225000543
750031361662
oct12425722417
93577558250
101415030031
11666825008
12335a83153
1319721199c
14d5d056d9
1584363256
hex5457a50f

1415030031 has 12 divisors (see below), whose sum is σ = 2114413080. Its totient is φ = 910823760.

The previous prime is 1415030027. The next prime is 1415030033. The reversal of 1415030031 is 1300305141.

It is not a de Polignac number, because 1415030031 - 22 = 1415030027 is a prime.

It is a super-2 number, since 2×14150300312 = 4004619977263721922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1415029986 and 1415030013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1415030033) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2710525 + ... + 2711046.

It is an arithmetic number, because the mean of its divisors is an integer number (176201090).

Almost surely, 21415030031 is an apocalyptic number.

1415030031 is a deficient number, since it is larger than the sum of its proper divisors (699383049).

1415030031 is a wasteful number, since it uses less digits than its factorization.

1415030031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5421606 (or 5421603 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 1415030031 is about 37616.8849188765. The cubic root of 1415030031 is about 1122.6780172791.

Adding to 1415030031 its reverse (1300305141), we get a palindrome (2715335172).

The spelling of 1415030031 in words is "one billion, four hundred fifteen million, thirty thousand, thirty-one".

Divisors: 1 3 9 29 87 261 5421571 16264713 48794139 157225559 471676677 1415030031