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1530142304 = 25413473361
BaseRepresentation
bin101101100110100…
…0001111001100000
310221122020021122012
41123031001321200
511113204023204
6411500132052
752626665165
oct13315017140
93848207565
101530142304
117157a8619
12368537028
131b5016c62
1410730c06c
158e50076e
hex5b341e60

1530142304 has 48 divisors (see below), whose sum is σ = 3095756496. Its totient is φ = 744038400.

The previous prime is 1530142303. The next prime is 1530142319. The reversal of 1530142304 is 4032410351.

It is a self number, because there is not a number n which added to its sum of digits gives 1530142304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1530142301) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 453584 + ... + 456944.

It is an arithmetic number, because the mean of its divisors is an integer number (64494927).

Almost surely, 21530142304 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1530142304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1547878248).

1530142304 is an abundant number, since it is smaller than the sum of its proper divisors (1565614192).

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

1530142304 is a wasteful number, since it uses less digits than its factorization.

1530142304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3759 (or 3751 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 1530142304 is about 39117.0334253506. The cubic root of 1530142304 is about 1152.3310760741.

Adding to 1530142304 its reverse (4032410351), we get a palindrome (5562552655).

The spelling of 1530142304 in words is "one billion, five hundred thirty million, one hundred forty-two thousand, three hundred four".

Divisors: 1 2 4 8 16 32 41 82 164 328 347 656 694 1312 1388 2776 3361 5552 6722 11104 13444 14227 26888 28454 53776 56908 107552 113816 137801 227632 275602 455264 551204 1102408 1166267 2204816 2332534 4409632 4665068 9330136 18660272 37320544 47816947 95633894 191267788 382535576 765071152 1530142304