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1532230530 = 23553963667
BaseRepresentation
bin101101101010011…
…1111101110000010
310221210011101010220
41123110333232002
511114222334110
6412013003510
752653513255
oct13324775602
93853141126
101532230530
117169a4526
12369183596
131b55985ac
141076d309c
158e7b4370
hex5b53fb82

1532230530 has 32 divisors (see below), whose sum is σ = 3746741184. Its totient is φ = 400885056.

The previous prime is 1532230501. The next prime is 1532230561. The reversal of 1532230530 is 350322351.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1532230530.

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, 480244 + ... + 483423.

It is an arithmetic number, because the mean of its divisors is an integer number (117085662).

Almost surely, 21532230530 is an apocalyptic number.

1532230530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1532230530 is an abundant number, since it is smaller than the sum of its proper divisors (2214510654).

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

1532230530 is a wasteful number, since it uses less digits than its factorization.

1532230530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 963730.

The product of its (nonzero) digits is 2700, while the sum is 24.

The square root of 1532230530 is about 39143.7163539693. The cubic root of 1532230530 is about 1152.8550434369.

Adding to 1532230530 its reverse (350322351), we get a palindrome (1882552881).

The spelling of 1532230530 in words is "one billion, five hundred thirty-two million, two hundred thirty thousand, five hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 53 106 159 265 318 530 795 1590 963667 1927334 2891001 4818335 5782002 9636670 14455005 28910010 51074351 102148702 153223053 255371755 306446106 510743510 766115265 1532230530