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1830569055 = 357163106957
BaseRepresentation
bin110110100011100…
…0100010001011111
311201120112112122220
41231013010101133
512222111202210
6501351240423
763235403010
oct15507042137
94646475586
101830569055
1185a343697
12431079113
13232334073
14135193007
15aaa95c70
hex6d1c445f

1830569055 has 32 divisors (see below), whose sum is σ = 3367893504. Its totient is φ = 831689856.

The previous prime is 1830569053. The next prime is 1830569077. The reversal of 1830569055 is 5509650381.

1830569055 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1830569055 - 21 = 1830569053 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1830568998 and 1830569016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1830569051) 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, 36364 + ... + 70593.

It is an arithmetic number, because the mean of its divisors is an integer number (105246672).

Almost surely, 21830569055 is an apocalyptic number.

1830569055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1830569055 is a deficient number, since it is larger than the sum of its proper divisors (1537324449).

1830569055 is a wasteful number, since it uses less digits than its factorization.

1830569055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107135.

The product of its (nonzero) digits is 162000, while the sum is 42.

The square root of 1830569055 is about 42785.1499354624. The cubic root of 1830569055 is about 1223.2879718884.

The spelling of 1830569055 in words is "one billion, eight hundred thirty million, five hundred sixty-nine thousand, fifty-five".

Divisors: 1 3 5 7 15 21 35 105 163 489 815 1141 2445 3423 5705 17115 106957 320871 534785 748699 1604355 2246097 3743495 11230485 17433991 52301973 87169955 122037937 261509865 366113811 610189685 1830569055