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1004011530 = 23549168161
BaseRepresentation
bin111011110110000…
…000000000001010
32120222020001220020
4323312000000022
54024011332110
6243343241310
733610646214
oct7366000012
92528201806
101004011530
114758137a5
122402a9236
13130013082
14974b35b4
155d224d70
hex3bd8000a

1004011530 has 32 divisors (see below), whose sum is σ = 2414570688. Its totient is φ = 267187200.

The previous prime is 1004011507. The next prime is 1004011531. The reversal of 1004011530 is 351104001.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is not an unprimeable number, because it can be changed into a prime (1004011531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19351 + ... + 48810.

It is an arithmetic number, because the mean of its divisors is an integer number (75455334).

Almost surely, 21004011530 is an apocalyptic number.

1004011530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1004011530 is an abundant number, since it is smaller than the sum of its proper divisors (1410559158).

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

1004011530 is a wasteful number, since it uses less digits than its factorization.

1004011530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68662.

The product of its (nonzero) digits is 60, while the sum is 15.

The square root of 1004011530 is about 31686.1409767741. The cubic root of 1004011530 is about 1001.3353925995.

Adding to 1004011530 its reverse (351104001), we get a palindrome (1355115531).

The spelling of 1004011530 in words is "one billion, four million, eleven thousand, five hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 491 982 1473 2455 2946 4910 7365 14730 68161 136322 204483 340805 408966 681610 1022415 2044830 33467051 66934102 100401153 167335255 200802306 334670510 502005765 1004011530