Search a number
-
+
1030213015 = 51323783397
BaseRepresentation
bin111101011001111…
…100110110010111
32122210112020120121
4331121330312113
54102213304030
6250121012411
734346444326
oct7531746627
92583466517
101030213015
1148958a317
12249024107
13135588100
149ab740bd
156069d47a
hex3d67cd97

1030213015 has 48 divisors (see below), whose sum is σ = 1394916768. Its totient is φ = 729451008.

The previous prime is 1030213007. The next prime is 1030213021. The reversal of 1030213015 is 5103120301.

It is not a de Polignac number, because 1030213015 - 23 = 1030213007 is a prime.

It is a super-2 number, since 2×10302130152 = 2122677712550780450, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1030213015.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2594797 + ... + 2595193.

It is an arithmetic number, because the mean of its divisors is an integer number (29060766).

Almost surely, 21030213015 is an apocalyptic number.

1030213015 is a deficient number, since it is larger than the sum of its proper divisors (364703753).

1030213015 is a wasteful number, since it uses less digits than its factorization.

1030213015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 548 (or 535 counting only the distinct ones).

The product of its (nonzero) digits is 90, while the sum is 16.

The square root of 1030213015 is about 32096.9315511623. The cubic root of 1030213015 is about 1009.9712487323.

Adding to 1030213015 its reverse (5103120301), we get a palindrome (6133333316).

The spelling of 1030213015 in words is "one billion, thirty million, two hundred thirteen thousand, fifteen".

Divisors: 1 5 13 37 65 83 169 185 397 415 481 845 1079 1985 2405 3071 5161 5395 6253 14027 14689 15355 25805 31265 32951 39923 67093 70135 73445 164755 190957 199615 335465 428363 518999 954785 1219187 2141815 2482441 2594995 5568719 6095935 12412205 15849431 27843595 79247155 206042603 1030213015