Search a number
-
+
105136841430 = 23351920494511
BaseRepresentation
bin110000111101010100…
…1001110001011010110
3101001101011111220222000
41201322221032023112
53210310012411210
6120144343220130
710411250256405
oct1417251161326
9331334456860
10105136841430
11406520080a5
1218462147646
139bb6b10a9a
14513538363c
152b051c1ac0
hex187aa4e2d6

105136841430 has 64 divisors (see below), whose sum is σ = 295120972800. Its totient is φ = 26560884960.

The previous prime is 105136841429. The next prime is 105136841441. The reversal of 105136841430 is 34148631501.

105136841430 is a `hidden beast` number, since 1 + 0 + 513 + 68 + 41 + 43 + 0 = 666.

It is a super-2 number, since 2×1051368414302 (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 10242126 + ... + 10252385.

It is an arithmetic number, because the mean of its divisors is an integer number (4611265200).

Almost surely, 2105136841430 is an apocalyptic number.

105136841430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

105136841430 is an abundant number, since it is smaller than the sum of its proper divisors (189984131370).

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

105136841430 is a wasteful number, since it uses less digits than its factorization.

105136841430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20494546 (or 20494540 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The spelling of 105136841430 in words is "one hundred five billion, one hundred thirty-six million, eight hundred forty-one thousand, four hundred thirty".

Divisors: 1 2 3 5 6 9 10 15 18 19 27 30 38 45 54 57 90 95 114 135 171 190 270 285 342 513 570 855 1026 1710 2565 5130 20494511 40989022 61483533 102472555 122967066 184450599 204945110 307417665 368901198 389395709 553351797 614835330 778791418 922252995 1106703594 1168187127 1844505990 1946978545 2336374254 2766758985 3504561381 3893957090 5533517970 5840935635 7009122762 10513684143 11681871270 17522806905 21027368286 35045613810 52568420715 105136841430