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1530163500 = 223531020109
BaseRepresentation
bin101101100110100…
…0111000100101100
310221122021100201020
41123031013010230
511113210213000
6411500414140
752630114035
oct13315070454
93848240636
101530163500
11715812538
12368547350
131b50237b8
14107315a8c
158e506ba0
hex5b34712c

1530163500 has 48 divisors (see below), whose sum is σ = 4455840480. Its totient is φ = 408043200.

The previous prime is 1530163463. The next prime is 1530163513. The reversal of 1530163500 is 53610351.

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, 508555 + ... + 511554.

It is an arithmetic number, because the mean of its divisors is an integer number (92830010).

Almost surely, 21530163500 is an apocalyptic number.

1530163500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1530163500 is an abundant number, since it is smaller than the sum of its proper divisors (2925676980).

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

1530163500 is a wasteful number, since it uses less digits than its factorization.

1530163500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1020131 (or 1020119 counting only the distinct ones).

The product of its (nonzero) digits is 1350, while the sum is 24.

The square root of 1530163500 is about 39117.3043549782. The cubic root of 1530163500 is about 1152.3363968639.

Adding to 1530163500 its reverse (53610351), we get a palindrome (1583773851).

The spelling of 1530163500 in words is "one billion, five hundred thirty million, one hundred sixty-three thousand, five hundred".

Divisors: 1 2 3 4 5 6 10 12 15 20 25 30 50 60 75 100 125 150 250 300 375 500 750 1500 1020109 2040218 3060327 4080436 5100545 6120654 10201090 12241308 15301635 20402180 25502725 30603270 51005450 61206540 76508175 102010900 127513625 153016350 255027250 306032700 382540875 510054500 765081750 1530163500