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30223102 = 273133389
BaseRepresentation
bin111001101001…
…0101011111110
32002212111022011
41303102223332
530214114402
62555441434
7514615000
oct163225376
962774264
1030223102
1116073078
12a15627a
1363526c0
14402a370
1529beed7
hex1cd2afe

30223102 has 32 divisors (see below), whose sum is σ = 56952000. Its totient is φ = 11952864.

The previous prime is 30223099. The next prime is 30223111. The reversal of 30223102 is 20132203.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7224 + ... + 10612.

It is an arithmetic number, because the mean of its divisors is an integer number (1779750).

Almost surely, 230223102 is an apocalyptic number.

30223102 is a deficient number, since it is larger than the sum of its proper divisors (26728898).

30223102 is a wasteful number, since it uses less digits than its factorization.

30223102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3425 (or 3411 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 30223102 is about 5497.5541834529. The cubic root of 30223102 is about 311.4916043691.

Adding to 30223102 its reverse (20132203), we get a palindrome (50355305).

The spelling of 30223102 in words is "thirty million, two hundred twenty-three thousand, one hundred two".

Divisors: 1 2 7 13 14 26 49 91 98 182 343 637 686 1274 3389 4459 6778 8918 23723 44057 47446 88114 166061 308399 332122 616798 1162427 2158793 2324854 4317586 15111551 30223102