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3130230433220 = 2251115790626243
BaseRepresentation
bin101101100011010000010…
…001011110010111000100
3102002020200010210202000122
4231203100101132113010
5402241202442330340
610354001421401112
7442103012450312
oct55432021362704
912066603722018
103130230433220
11aa7583524790
124267aba09198
13199244385c47
14ab70ac270b2
1556657923db5
hex2d8d045e5c4

3130230433220 has 48 divisors (see below), whose sum is σ = 7216749062208. Its totient is φ = 1131015500160.

The previous prime is 3130230433199. The next prime is 3130230433229. The reversal of 3130230433220 is 223340320313.

It is a self number, because there is not a number n which added to its sum of digits gives 3130230433220.

It is not an unprimeable number, because it can be changed into a prime (3130230433229) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 45278582 + ... + 45347661.

It is an arithmetic number, because the mean of its divisors is an integer number (150348938796).

Almost surely, 23130230433220 is an apocalyptic number.

It is an amenable number.

3130230433220 is an abundant number, since it is smaller than the sum of its proper divisors (4086518628988).

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

3130230433220 is a wasteful number, since it uses less digits than its factorization.

3130230433220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90626420 (or 90626418 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 26.

Adding to 3130230433220 its reverse (223340320313), we get a palindrome (3353570753533).

The spelling of 3130230433220 in words is "three trillion, one hundred thirty billion, two hundred thirty million, four hundred thirty-three thousand, two hundred twenty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 157 220 314 628 785 1570 1727 3140 3454 6908 8635 17270 34540 90626243 181252486 362504972 453131215 906262430 996888673 1812524860 1993777346 3987554692 4984443365 9968886730 14228320151 19937773460 28456640302 56913280604 71141600755 142283201510 156511521661 284566403020 313023043322 626046086644 782557608305 1565115216610 3130230433220