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42320013030 = 23351011551889
BaseRepresentation
bin100111011010011110…
…000010011011100110
311001020100120102002000
4213122132002123212
51143132410404110
631235212430130
73025505114121
oct473236023346
9131210512060
1042320013030
1116a475a9189
128250a78346
133cb5913a39
1420967693b8
15117a50d1c0
hex9da7826e6

42320013030 has 64 divisors (see below), whose sum is σ = 113970801600. Its totient is φ = 11173593600.

The previous prime is 42320013019. The next prime is 42320013049. The reversal of 42320013030 is 3031002324.

42320013030 is a `hidden beast` number, since 42 + 320 + 0 + 1 + 303 + 0 = 666.

It is a super-3 number, since 3×423200130303 (a number of 33 digits) contains 333 as substring.

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

It is a junction number, because it is equal to n+sod(n) for n = 42320012994 and 42320013012.

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 31 ways as a sum of consecutive naturals, for example, 748675 + ... + 803214.

It is an arithmetic number, because the mean of its divisors is an integer number (1780793775).

Almost surely, 242320013030 is an apocalyptic number.

42320013030 is an abundant number, since it is smaller than the sum of its proper divisors (71650788570).

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

42320013030 is a wasteful number, since it uses less digits than its factorization.

42320013030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1552006 (or 1552000 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

Adding to 42320013030 its reverse (3031002324), we get a palindrome (45351015354).

The spelling of 42320013030 in words is "forty-two billion, three hundred twenty million, thirteen thousand, thirty".

Divisors: 1 2 3 5 6 9 10 15 18 27 30 45 54 90 101 135 202 270 303 505 606 909 1010 1515 1818 2727 3030 4545 5454 9090 13635 27270 1551889 3103778 4655667 7759445 9311334 13967001 15518890 23278335 27934002 41901003 46556670 69835005 83802006 139670010 156740789 209505015 313481578 419010030 470222367 783703945 940444734 1410667101 1567407890 2351111835 2821334202 4232001303 4702223670 7053335505 8464002606 14106671010 21160006515 42320013030