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30323036 = 221731543
BaseRepresentation
bin111001110101…
…1000101011100
32010001120101102
41303223011130
530230314121
63001532232
7515512232
oct163530534
963046342
1030323036
1116131167
12a1a4078
136389033
144054952
1529de90b
hex1ceb15c

30323036 has 24 divisors (see below), whose sum is σ = 56417760. Its totient is φ = 14260416.

The previous prime is 30323011. The next prime is 30323057. The reversal of 30323036 is 63032303.

It is an alternating number because its digits alternate between odd and even.

It is a junction number, because it is equal to n+sod(n) for n = 30322999 and 30323017.

It is a congruent number.

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, 18881 + ... + 20423.

It is an arithmetic number, because the mean of its divisors is an integer number (2350740).

Almost surely, 230323036 is an apocalyptic number.

It is an amenable number.

30323036 is a deficient number, since it is larger than the sum of its proper divisors (26094724).

30323036 is a wasteful number, since it uses less digits than its factorization.

30323036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1598 (or 1562 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 20.

The square root of 30323036 is about 5506.6356334880. The cubic root of 30323036 is about 311.8345468365.

Adding to 30323036 its reverse (63032303), we get a palindrome (93355339).

The spelling of 30323036 in words is "thirty million, three hundred twenty-three thousand, thirty-six".

Divisors: 1 2 4 17 34 68 289 578 1156 1543 3086 4913 6172 9826 19652 26231 52462 104924 445927 891854 1783708 7580759 15161518 30323036