Search a number
-
+
11020230564 = 2237206963409
BaseRepresentation
bin10100100001101101…
…10101111110100100
31001110000111201100120
422100312311332210
5140032134334224
65021305441540
7540043262040
oct122066657644
931400451316
1011020230564
1147456a6372
1221767a02b0
13106818b9b5
14767859020
15447738779
hex290db5fa4

11020230564 has 48 divisors (see below), whose sum is σ = 29401948800. Its totient is φ = 3147065856.

The previous prime is 11020230541. The next prime is 11020230583. The reversal of 11020230564 is 46503202011.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 142092 + ... + 205500.

It is an arithmetic number, because the mean of its divisors is an integer number (612540600).

Almost surely, 211020230564 is an apocalyptic number.

11020230564 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

11020230564 is an abundant number, since it is smaller than the sum of its proper divisors (18381718236).

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

11020230564 is a wasteful number, since it uses less digits than its factorization.

11020230564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65492 (or 65490 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

Adding to 11020230564 its reverse (46503202011), we get a palindrome (57523432575).

The spelling of 11020230564 in words is "eleven billion, twenty million, two hundred thirty thousand, five hundred sixty-four".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 84 2069 4138 6207 8276 12414 14483 24828 28966 43449 57932 63409 86898 126818 173796 190227 253636 380454 443863 760908 887726 1331589 1775452 2663178 5326356 131193221 262386442 393579663 524772884 787159326 918352547 1574318652 1836705094 2755057641 3673410188 5510115282 11020230564