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141818008420 = 2251152310691153
BaseRepresentation
bin1000010000010100000…
…0110001001101100100
3111120001112121021110101
42010011000301031210
54310420402232140
6145052244033444
713150245116254
oct2040500611544
9446045537411
10141818008420
1155165628840
122359a692884
13104b1418b1a
146c14c71964
153a5063599a
hex2105031364

141818008420 has 96 divisors (see below), whose sum is σ = 326100458880. Its totient is φ = 51378831360.

The previous prime is 141818008411. The next prime is 141818008429. The reversal of 141818008420 is 24800818141.

It is an interprime number because it is at equal distance from previous prime (141818008411) and next prime (141818008429).

It is a super-2 number, since 2×1418180084202 (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 141818008420.

It is not an unprimeable number, because it can be changed into a prime (141818008429) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 122998564 + ... + 122999716.

It is an arithmetic number, because the mean of its divisors is an integer number (3396879780).

Almost surely, 2141818008420 is an apocalyptic number.

141818008420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

141818008420 is an abundant number, since it is smaller than the sum of its proper divisors (184282450460).

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

141818008420 is a wasteful number, since it uses less digits than its factorization.

141818008420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2765 (or 2763 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 37.

The spelling of 141818008420 in words is "one hundred forty-one billion, eight hundred eighteen million, eight thousand, four hundred twenty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 220 523 1046 1069 1153 2092 2138 2306 2615 4276 4612 5230 5345 5753 5765 10460 10690 11506 11530 11759 12683 21380 23012 23060 23518 25366 28765 47036 50732 57530 58795 63415 115060 117590 126830 235180 253660 559087 603019 1118174 1206038 1232557 2236348 2412076 2465114 2795435 3015095 4930228 5590870 6030190 6149957 6162785 6633209 11181740 12060380 12299914 12325570 13266418 13558127 24599828 24651140 26532836 27116254 30749785 33166045 54232508 61499570 66332090 67790635 122999140 132664180 135581270 271162540 644627311 1289254622 2578509244 3223136555 6446273110 7090900421 12892546220 14181800842 28363601684 35454502105 70909004210 141818008420