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1030421232 = 243247152249
BaseRepresentation
bin111101011010101…
…111101011110000
32122210220211012100
4331122233223300
54102241434412
6250125300400
734351302351
oct7532575360
92583824170
101030421232
114897117a5
12249104700
1313562bb09
149abc9d28
15606deedc
hex3d6afaf0

1030421232 has 60 divisors (see below), whose sum is σ = 2945124000. Its totient is φ = 336163584.

The previous prime is 1030421213. The next prime is 1030421257. The reversal of 1030421232 is 2321240301.

1030421232 is a `hidden beast` number, since 10 + 3 + 0 + 421 + 232 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a zygodrome in base 4.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 69357 + ... + 82892.

It is an arithmetic number, because the mean of its divisors is an integer number (49085400).

Almost surely, 21030421232 is an apocalyptic number.

1030421232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1030421232 is an abundant number, since it is smaller than the sum of its proper divisors (1914702768).

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

1030421232 is a wasteful number, since it uses less digits than its factorization.

1030421232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152310 (or 152301 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 1030421232 is about 32100.1749527943. The cubic root of 1030421232 is about 1010.0392861234.

Adding to 1030421232 its reverse (2321240301), we get a palindrome (3351661533).

The spelling of 1030421232 in words is "one billion, thirty million, four hundred twenty-one thousand, two hundred thirty-two".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 36 47 48 72 94 141 144 188 282 376 423 564 752 846 1128 1692 2256 3384 6768 152249 304498 456747 608996 913494 1217992 1370241 1826988 2435984 2740482 3653976 5480964 7155703 7307952 10961928 14311406 21467109 21923856 28622812 42934218 57245624 64401327 85868436 114491248 128802654 171736872 257605308 343473744 515210616 1030421232