Search a number
-
+
30232211020130 = 25741259150813
BaseRepresentation
bin1101101111110111111000…
…01100101101100101100010
310222001011121202200210210002
412313323330030231211202
512430311032010121010
6144144252551140002
76240130241450000
oct667737414554542
9128034552623702
1030232211020130
1196a6454a72449
123483256374602
1313b3b67c12b42
147673653c1a70
1537662101e1a5
hex1b7efc32d962

30232211020130 has 40 divisors (see below), whose sum is σ = 63483865740252. Its totient is φ = 10365329484384.

The previous prime is 30232211020097. The next prime is 30232211020157. The reversal of 30232211020130 is 3102011223203.

It can be written as a sum of positive squares in 2 ways, for example, as 28071166957729 + 2161044062401 = 5298223^2 + 1470049^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 629551397 + ... + 629599416.

Almost surely, 230232211020130 is an apocalyptic number.

30232211020130 is an abundant number, since it is smaller than the sum of its proper divisors (33251654720122).

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

30232211020130 is an equidigital number, since it uses as much as digits as its factorization.

30232211020130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1259150848 (or 1259150827 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 30232211020130 its reverse (3102011223203), we get a palindrome (33334222243333).

The spelling of 30232211020130 in words is "thirty trillion, two hundred thirty-two billion, two hundred eleven million, twenty thousand, one hundred thirty".

Divisors: 1 2 5 7 10 14 35 49 70 98 245 343 490 686 1715 2401 3430 4802 12005 24010 1259150813 2518301626 6295754065 8814055691 12591508130 17628111382 44070278455 61698389837 88140556910 123396779674 308491949185 431888728859 616983898370 863777457718 2159443644295 3023221102013 4318887288590 6046442204026 15116105510065 30232211020130