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1030122115 = 51128166653
BaseRepresentation
bin111101011001100…
…110101010000011
32122210100121212221
4331121212222003
54102202401430
6250115031511
734345615321
oct7531465203
92583317787
101030122115
11489527aa0
12248b9b597
13135555919
149ab4cd11
156068157a
hex3d666a83

1030122115 has 16 divisors (see below), whose sum is σ = 1353342816. Its totient is φ = 746502400.

The previous prime is 1030122109. The next prime is 1030122131. The reversal of 1030122115 is 5112210301.

It is not a de Polignac number, because 1030122115 - 219 = 1029597827 is a prime.

It is a super-4 number, since 4×10301221154 (a number of 37 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17872 + ... + 48781.

It is an arithmetic number, because the mean of its divisors is an integer number (84583926).

Almost surely, 21030122115 is an apocalyptic number.

1030122115 is a deficient number, since it is larger than the sum of its proper divisors (323220701).

1030122115 is a wasteful number, since it uses less digits than its factorization.

1030122115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66950.

The product of its (nonzero) digits is 60, while the sum is 16.

The square root of 1030122115 is about 32095.5154967170. The cubic root of 1030122115 is about 1009.9415431971.

Adding to 1030122115 its reverse (5112210301), we get a palindrome (6142332416).

The spelling of 1030122115 in words is "one billion, thirty million, one hundred twenty-two thousand, one hundred fifteen".

Divisors: 1 5 11 55 281 1405 3091 15455 66653 333265 733183 3665915 18729493 93647465 206024423 1030122115