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54541330140 = 223511233592973
BaseRepresentation
bin110010110010111010…
…101010011011011100
312012210002010122102110
4302302322222123130
51343200040031030
641020025554020
73640404441213
oct626272523334
9165702118373
1054541330140
1121149182660
12a6a1945910
1351b288761b
1428d591807a
1516433e91b0
hexcb2eaa6dc

54541330140 has 96 divisors (see below), whose sum is σ = 173842454016. Its totient is φ = 12647261440.

The previous prime is 54541330133. The next prime is 54541330147. The reversal of 54541330140 is 4103314545.

It is an interprime number because it is at equal distance from previous prime (54541330133) and next prime (54541330147).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 54541330098 and 54541330107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54541330147) 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, 1781307 + ... + 1811666.

It is an arithmetic number, because the mean of its divisors is an integer number (1810858896).

Almost surely, 254541330140 is an apocalyptic number.

It is an amenable number.

54541330140 is an abundant number, since it is smaller than the sum of its proper divisors (119301123876).

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

54541330140 is a wasteful number, since it uses less digits than its factorization.

54541330140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3593019 (or 3593017 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 54541330140 its reverse (4103314545), we get a palindrome (58644644685).

The spelling of 54541330140 in words is "fifty-four billion, five hundred forty-one million, three hundred thirty thousand, one hundred forty".

Divisors: 1 2 3 4 5 6 10 11 12 15 20 22 23 30 33 44 46 55 60 66 69 92 110 115 132 138 165 220 230 253 276 330 345 460 506 660 690 759 1012 1265 1380 1518 2530 3036 3795 5060 7590 15180 3592973 7185946 10778919 14371892 17964865 21557838 35929730 39522703 43115676 53894595 71859460 79045406 82638379 107789190 118568109 158090812 165276758 197613515 215578380 237136218 247915137 330553516 395227030 413191895 474272436 495830274 592840545 790454060 826383790 909022169 991660548 1185681090 1239575685 1652767580 1818044338 2371362180 2479151370 2727066507 3636088676 4545110845 4958302740 5454133014 9090221690 10908266028 13635332535 18180443380 27270665070 54541330140