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10024213220 = 2257216016389
BaseRepresentation
bin10010101010111110…
…10101101011100100
3221212121022210102022
421111133111223210
5131012144310340
64334405402312
7503260256300
oct112537255344
927777283368
1010024213220
11428445283a
121b39109398
13c39a17518
146b1466d00
153da0923b5
hex2557d5ae4

10024213220 has 72 divisors (see below), whose sum is σ = 24506851320. Its totient is φ = 3434188800.

The previous prime is 10024213219. The next prime is 10024213223. The reversal of 10024213220 is 2231242001.

It can be written as a sum of positive squares in 4 ways, for example, as 1011748864 + 9012464356 = 31808^2 + 94934^2 .

It is not an unprimeable number, because it can be changed into a prime (10024213223) 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 23 ways as a sum of consecutive naturals, for example, 1565786 + ... + 1572174.

It is an arithmetic number, because the mean of its divisors is an integer number (340372935).

Almost surely, 210024213220 is an apocalyptic number.

10024213220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10024213220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12253425660).

10024213220 is an abundant number, since it is smaller than the sum of its proper divisors (14482638100).

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

10024213220 is a wasteful number, since it uses less digits than its factorization.

10024213220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8013 (or 8004 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 10024213220 its reverse (2231242001), we get a palindrome (12255455221).

The spelling of 10024213220 in words is "ten billion, twenty-four million, two hundred thirteen thousand, two hundred twenty".

Divisors: 1 2 4 5 7 10 14 20 28 35 49 70 98 140 196 245 490 980 1601 3202 6389 6404 8005 11207 12778 16010 22414 25556 31945 32020 44723 44828 56035 63890 78449 89446 112070 127780 156898 178892 223615 224140 313061 313796 392245 447230 626122 784490 894460 1252244 1565305 1568980 3130610 6261220 10228789 20457578 40915156 51143945 71601523 102287890 143203046 204575780 286406092 358007615 501210661 716015230 1002421322 1432030460 2004842644 2506053305 5012106610 10024213220