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10223031330 = 233579747507
BaseRepresentation
bin10011000010101011…
…10001010000100010
3222101110102210121000
421201111301100202
5131414044000310
64410231012430
7511223222031
oct114125612042
928343383530
1010223031330
1143766a8826
121b9380a116
13c6bc79885
146cda1c718
153ec7664c0
hex261571422

10223031330 has 64 divisors (see below), whose sum is σ = 27296196480. Its totient is φ = 2722663872.

The previous prime is 10223031289. The next prime is 10223031331. The reversal of 10223031330 is 3313032201.

10223031330 is a `hidden beast` number, since 10 + 22 + 303 + 1 + 330 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (10223031331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 191437 + ... + 238943.

It is an arithmetic number, because the mean of its divisors is an integer number (426503070).

Almost surely, 210223031330 is an apocalyptic number.

10223031330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10223031330 is an abundant number, since it is smaller than the sum of its proper divisors (17073165150).

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

10223031330 is a wasteful number, since it uses less digits than its factorization.

10223031330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48320 (or 48314 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

Adding to 10223031330 its reverse (3313032201), we get a palindrome (13536063531).

The spelling of 10223031330 in words is "ten billion, two hundred twenty-three million, thirty-one thousand, three hundred thirty".

Divisors: 1 2 3 5 6 9 10 15 18 27 30 45 54 90 135 270 797 1594 2391 3985 4782 7173 7970 11955 14346 21519 23910 35865 43038 47507 71730 95014 107595 142521 215190 237535 285042 427563 475070 712605 855126 1282689 1425210 2137815 2565378 4275630 6413445 12826890 37863079 75726158 113589237 189315395 227178474 340767711 378630790 567946185 681535422 1022303133 1135892370 1703838555 2044606266 3407677110 5111515665 10223031330