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30103010032 = 2417673164447
BaseRepresentation
bin11100000010010001…
…110111101011110000
32212200221010100120111
4130002101313223300
5443122332310112
621455031551104
72113660235434
oct340221675360
985627110514
1030103010032
1111848400a97
125a0152b494
132ab9820994
141657dc09c4
15bb2bc55a7
hex702477af0

30103010032 has 40 divisors (see below), whose sum is σ = 61847577216. Its totient is φ = 14144987136.

The previous prime is 30103010027. The next prime is 30103010039. The reversal of 30103010032 is 23001030103.

It is a junction number, because it is equal to n+sod(n) for n = 30103009994 and 30103010021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30103010039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100833 + ... + 265279.

Almost surely, 230103010032 is an apocalyptic number.

It is an amenable number.

30103010032 is an abundant number, since it is smaller than the sum of its proper divisors (31744567184).

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

30103010032 is a wasteful number, since it uses less digits than its factorization.

30103010032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165145 (or 165139 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 13.

Adding to 30103010032 its reverse (23001030103), we get a palindrome (53104040135).

The spelling of 30103010032 in words is "thirty billion, one hundred three million, ten thousand, thirty-two".

Divisors: 1 2 4 8 16 17 34 68 136 272 673 1346 2692 5384 10768 11441 22882 45764 91528 164447 183056 328894 657788 1315576 2631152 2795599 5591198 11182396 22364792 44729584 110672831 221345662 442691324 885382648 1770765296 1881438127 3762876254 7525752508 15051505016 30103010032