Search a number
-
+
103011020023208 = 23118970918550891
BaseRepresentation
bin10111011011000000011111…
…010000011010010110101000
3111111201202110002200222122112
4113123000133100122112220
5102000213032111220313
61003030335335341452
730461205051066023
oct2733003720322650
9444652402628575
10103011020023208
112a905801347450
12b678286221888
134562b88a9132b
141b61a8d50c1ba
15bd984670a8a8
hex5db01f41a5a8

103011020023208 has 64 divisors (see below), whose sum is σ = 213372359784000. Its totient is φ = 46231786022400.

The previous prime is 103011020023183. The next prime is 103011020023271. The reversal of 103011020023208 is 802320020110301.

It is a happy number.

It is a super-3 number, since 3×1030110200232083 (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

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, 3722558 + ... + 14828333.

It is an arithmetic number, because the mean of its divisors is an integer number (3333943121625).

Almost surely, 2103011020023208 is an apocalyptic number.

It is an amenable number.

103011020023208 is an abundant number, since it is smaller than the sum of its proper divisors (110361339760792).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

103011020023208 is a wasteful number, since it uses less digits than its factorization.

103011020023208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18551706 (or 18551702 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 103011020023208 its reverse (802320020110301), we get a palindrome (905331040133509).

The spelling of 103011020023208 in words is "one hundred three trillion, eleven billion, twenty million, twenty-three thousand, two hundred eight".

Divisors: 1 2 4 8 11 22 44 88 89 178 356 709 712 979 1418 1958 2836 3916 5672 7799 7832 15598 31196 62392 63101 126202 252404 504808 694111 1388222 2776444 5552888 18550891 37101782 74203564 148407128 204059801 408119602 816239204 1632478408 1651029299 3302058598 6604117196 13152581719 13208234392 18161322289 26305163438 36322644578 52610326876 72645289156 105220653752 144678398909 145290578312 289356797818 578713595636 1157427191272 1170579772991 2341159545982 4682319091964 9364638183928 12876377502901 25752755005802 51505510011604 103011020023208