Search a number
-
+
93021203020 = 2256197513829
BaseRepresentation
bin101011010100001111…
…1101110101001001100
322220002210210201112111
41112220133232221030
53011001411444040
6110422223113404
76502103115424
oct1265037565114
9286083721474
1093021203020
11364a5053699
1216040742864
138a05a1b685
144706263484
15264670cdea
hex15a87eea4c

93021203020 has 24 divisors (see below), whose sum is σ = 195660133200. Its totient is φ = 37148365632.

The previous prime is 93021203003. The next prime is 93021203047. The reversal of 93021203020 is 2030212039.

It is a super-2 number, since 2×930212030202 (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 93021202982 and 93021203000.

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, 3744535 + ... + 3769294.

It is an arithmetic number, because the mean of its divisors is an integer number (8152505550).

Almost surely, 293021203020 is an apocalyptic number.

It is an amenable number.

93021203020 is an abundant number, since it is smaller than the sum of its proper divisors (102638930180).

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

93021203020 is a wasteful number, since it uses less digits than its factorization.

93021203020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7514457 (or 7514455 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 93021203020 its reverse (2030212039), we get a palindrome (95051415059).

The spelling of 93021203020 in words is "ninety-three billion, twenty-one million, two hundred three thousand, twenty".

Divisors: 1 2 4 5 10 20 619 1238 2476 3095 6190 12380 7513829 15027658 30055316 37569145 75138290 150276580 4651060151 9302120302 18604240604 23255300755 46510601510 93021203020