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1030331424 = 25314972031
BaseRepresentation
bin111101011010011…
…001110000100000
32122210202021000010
4331122121300200
54102231101144
6250123324520
734350446463
oct7532316040
92583667003
101030331424
11489660281
12249080740
131355c9c85
149aba52da
15606c35b9
hex3d699c20

1030331424 has 48 divisors (see below), whose sum is σ = 2722809600. Its totient is φ = 341134080.

The previous prime is 1030331413. The next prime is 1030331441. The reversal of 1030331424 is 4241330301.

It is a tau number, because it is divible by the number of its divisors (48).

It is a self number, because there is not a number n which added to its sum of digits gives 1030331424.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21712 + ... + 50319.

It is an arithmetic number, because the mean of its divisors is an integer number (56725200).

Almost surely, 21030331424 is an apocalyptic number.

It is an amenable number.

1030331424 is an abundant number, since it is smaller than the sum of its proper divisors (1692478176).

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

1030331424 is a wasteful number, since it uses less digits than its factorization.

1030331424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72193 (or 72185 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 1030331424 is about 32098.7760514322. The cubic root of 1030331424 is about 1010.0099414111.

Adding to 1030331424 its reverse (4241330301), we get a palindrome (5271661725).

The spelling of 1030331424 in words is "one billion, thirty million, three hundred thirty-one thousand, four hundred twenty-four".

Divisors: 1 2 3 4 6 8 12 16 24 32 48 96 149 298 447 596 894 1192 1788 2384 3576 4768 7152 14304 72031 144062 216093 288124 432186 576248 864372 1152496 1728744 2304992 3457488 6914976 10732619 21465238 32197857 42930476 64395714 85860952 128791428 171721904 257582856 343443808 515165712 1030331424