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34504541044240 = 2456110616664093
BaseRepresentation
bin1111101100001101101101…
…11010010111111000010000
311112011121020210101010021111
413312012312322113320100
514010310300001403430
6201215100050503104
710160604456460021
oct766066672277020
9145147223333244
1034504541044240
11aaa3325984943
123a53264b94a94
1316339c2100177
14874058a60c48
153ec8203b1c2a
hex1f61b6e97e10

34504541044240 has 80 divisors (see below), whose sum is σ = 81615052592496. Its totient is φ = 13562760038400.

The previous prime is 34504541044199. The next prime is 34504541044279. The reversal of 34504541044240 is 4244014540543.

It can be written as a sum of positive squares in 8 ways, for example, as 302442802704 + 34202098241536 = 549948^2 + 5848256^2 .

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 34504541044193 and 34504541044202.

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, 1845634 + ... + 8509726.

Almost surely, 234504541044240 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 34504541044240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40807526296248).

34504541044240 is an abundant number, since it is smaller than the sum of its proper divisors (47110511548256).

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

34504541044240 is a wasteful number, since it uses less digits than its factorization.

34504541044240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6665228 (or 6665222 counting only the distinct ones).

The product of its (nonzero) digits is 614400, while the sum is 40.

Adding to 34504541044240 its reverse (4244014540543), we get a palindrome (38748555584783).

The spelling of 34504541044240 in words is "thirty-four trillion, five hundred four billion, five hundred forty-one million, forty-four thousand, two hundred forty".

Divisors: 1 2 4 5 8 10 16 20 40 61 80 122 244 305 488 610 976 1061 1220 2122 2440 4244 4880 5305 8488 10610 16976 21220 42440 64721 84880 129442 258884 323605 517768 647210 1035536 1294420 2588840 5177680 6664093 13328186 26656372 33320465 53312744 66640930 106625488 133281860 266563720 406509673 533127440 813019346 1626038692 2032548365 3252077384 4065096730 6504154768 7070602673 8130193460 14141205346 16260386920 28282410692 32520773840 35353013365 56564821384 70706026730 113129642768 141412053460 282824106920 431306763053 565648213840 862613526106 1725227052212 2156533815265 3450454104424 4313067630530 6900908208848 8626135261060 17252270522120 34504541044240