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2215023324 = 2238397101227
BaseRepresentation
bin1000010000000110…
…1001001011011100
312201100221211202220
42010001221023130
514014021221244
61003443345340
7105614246643
oct20401511334
95640854686
102215023324
11a37360898
12519982250
13293b917b7
1417026c35a
15ce6d8319
hex840692dc

2215023324 has 96 divisors (see below), whose sum is σ = 5360414976. Its totient is φ = 711628800.

The previous prime is 2215023323. The next prime is 2215023331. The reversal of 2215023324 is 4233205122.

It is a junction number, because it is equal to n+sod(n) for n = 2215023294 and 2215023303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2215023323) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9757699 + ... + 9757925.

It is an arithmetic number, because the mean of its divisors is an integer number (55837656).

Almost surely, 22215023324 is an apocalyptic number.

It is an amenable number.

2215023324 is an abundant number, since it is smaller than the sum of its proper divisors (3145391652).

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

2215023324 is a wasteful number, since it uses less digits than its factorization.

2215023324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 515 (or 513 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 2215023324 is about 47064.0342937152. The cubic root of 2215023324 is about 1303.5452193253.

Adding to 2215023324 its reverse (4233205122), we get a palindrome (6448228446).

The spelling of 2215023324 in words is "two billion, two hundred fifteen million, twenty-three thousand, three hundred twenty-four".

Divisors: 1 2 3 4 6 12 83 97 101 166 194 202 227 249 291 303 332 388 404 454 498 582 606 681 908 996 1164 1212 1362 2724 8051 8383 9797 16102 16766 18841 19594 22019 22927 24153 25149 29391 32204 33532 37682 39188 44038 45854 48306 50298 56523 58782 66057 68781 75364 88076 91708 96612 100596 113046 117564 132114 137562 226092 264228 275124 813151 1626302 1827577 1902941 2223919 2439453 3252604 3655154 3805882 4447838 4878906 5482731 5708823 6671757 7310308 7611764 8895676 9757812 10965462 11417646 13343514 21930924 22835292 26687028 184585277 369170554 553755831 738341108 1107511662 2215023324