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101000510061 = 311192943912653
BaseRepresentation
bin101111000010000011…
…0010111101001101101
3100122200220021112000220
41132010012113221231
53123322112310221
6114222103241553
710203613112313
oct1360406275155
9318626245026
10101000510061
113991a178120
12176a8a492b9
1396a7b97b29
144c61ca20b3
152961ebc0c6
hex1784197a6d

101000510061 has 64 divisors (see below), whose sum is σ = 160351488000. Its totient is φ = 55859086080.

The previous prime is 101000510059. The next prime is 101000510111. The reversal of 101000510061 is 160015000101.

It is not a de Polignac number, because 101000510061 - 21 = 101000510059 is a prime.

It is a super-2 number, since 2×1010005100612 (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 101000510061.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101000510011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7976011 + ... + 7988663.

It is an arithmetic number, because the mean of its divisors is an integer number (2505492000).

Almost surely, 2101000510061 is an apocalyptic number.

101000510061 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

101000510061 is a deficient number, since it is larger than the sum of its proper divisors (59350977939).

101000510061 is a wasteful number, since it uses less digits than its factorization.

101000510061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13154.

The product of its (nonzero) digits is 30, while the sum is 15.

Adding to 101000510061 its reverse (160015000101), we get a palindrome (261015510162).

The spelling of 101000510061 in words is "one hundred one billion, five hundred ten thousand, sixty-one".

Divisors: 1 3 11 19 29 33 57 87 209 319 439 551 627 957 1317 1653 4829 6061 8341 12653 12731 14487 18183 25023 37959 38193 91751 139183 140041 240407 241889 275253 366937 417549 420123 721221 725667 1100811 2644477 2660779 4036307 5554667 6971803 7933431 7982337 12108921 16664001 20915409 61101337 76689833 105538673 161085343 183304011 230069499 316616019 483256029 1160925403 1771938773 3060621517 3482776209 5315816319 9181864551 33666836687 101000510061