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541355540 = 225112460707
BaseRepresentation
bin100000010001000…
…110111000010100
31101201122201012012
4200101012320110
52102041334130
6125415043352
716262306015
oct4021067024
91351581165
10541355540
11258643480
12131370558
138820492b
1451c7d00c
15327d6995
hex20446e14

541355540 has 24 divisors (see below), whose sum is σ = 1240196832. Its totient is φ = 196856480.

The previous prime is 541355539. The next prime is 541355561. The reversal of 541355540 is 45553145.

It is a junction number, because it is equal to n+sod(n) for n = 541355497 and 541355506.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1230134 + ... + 1230573.

It is an arithmetic number, because the mean of its divisors is an integer number (51674868).

Almost surely, 2541355540 is an apocalyptic number.

It is an amenable number.

541355540 is an abundant number, since it is smaller than the sum of its proper divisors (698841292).

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

541355540 is a wasteful number, since it uses less digits than its factorization.

541355540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2460727 (or 2460725 counting only the distinct ones).

The product of its (nonzero) digits is 30000, while the sum is 32.

The square root of 541355540 is about 23267.0483731822. The cubic root of 541355540 is about 815.0061048133.

The spelling of 541355540 in words is "five hundred forty-one million, three hundred fifty-five thousand, five hundred forty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 220 2460707 4921414 9842828 12303535 24607070 27067777 49214140 54135554 108271108 135338885 270677770 541355540