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30610056200 = 2352616913631
BaseRepresentation
bin11100100000100000…
…000110010000001000
32221000021012222011012
4130200200012100020
51000142133244300
622021223423052
72132355120233
oct344040062010
987007188135
1030610056200
1111a88640309
125b232b4a88
132b6a8a1cb9
1416a548c41a
15be2481435
hex720806408

30610056200 has 96 divisors (see below), whose sum is σ = 72459707520. Its totient is φ = 12022560000.

The previous prime is 30610056187. The next prime is 30610056203. The reversal of 30610056200 is 265001603.

It is not an unprimeable number, because it can be changed into a prime (30610056203) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8428385 + ... + 8432015.

It is an arithmetic number, because the mean of its divisors is an integer number (754788620).

Almost surely, 230610056200 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 30610056200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36229853760).

30610056200 is an abundant number, since it is smaller than the sum of its proper divisors (41849651320).

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

30610056200 is a wasteful number, since it uses less digits than its factorization.

30610056200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4399 (or 4390 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 23.

Adding to 30610056200 its reverse (265001603), we get a palindrome (30875057803).

The spelling of 30610056200 in words is "thirty billion, six hundred ten million, fifty-six thousand, two hundred".

Divisors: 1 2 4 5 8 10 20 25 40 50 61 100 122 200 244 305 488 610 691 1220 1382 1525 2440 2764 3050 3455 3631 5528 6100 6910 7262 12200 13820 14524 17275 18155 27640 29048 34550 36310 42151 69100 72620 84302 90775 138200 145240 168604 181550 210755 221491 337208 363100 421510 442982 726200 843020 885964 1053775 1107455 1686040 1771928 2107550 2214910 2509021 4215100 4429820 5018042 5537275 8430200 8859640 10036084 11074550 12545105 20072168 22149100 25090210 44298200 50180420 62725525 100360840 125451050 153050281 250902100 306100562 501804200 612201124 765251405 1224402248 1530502810 3061005620 3826257025 6122011240 7652514050 15305028100 30610056200