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20232213008 = 247223980681
BaseRepresentation
bin10010110101111011…
…110001001000010000
31221020000110220121112
4102311323301020100
5312413421304013
613143342312452
71314241654520
oct226573611020
957200426545
1020232213008
1186426140a7
123b07888728
131ba5830297
14d9d091680
157d6339ba8
hex4b5ef1210

20232213008 has 40 divisors (see below), whose sum is σ = 44820464640. Its totient is φ = 8666968320.

The previous prime is 20232212989. The next prime is 20232213011. The reversal of 20232213008 is 80031223202.

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, 210428 + ... + 291108.

It is an arithmetic number, because the mean of its divisors is an integer number (1120511616).

Almost surely, 220232213008 is an apocalyptic number.

20232213008 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

20232213008 is an abundant number, since it is smaller than the sum of its proper divisors (24588251632).

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

20232213008 is a wasteful number, since it uses less digits than its factorization.

20232213008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82935 (or 82929 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

The spelling of 20232213008 in words is "twenty billion, two hundred thirty-two million, two hundred thirteen thousand, eight".

Divisors: 1 2 4 7 8 14 16 28 56 112 2239 4478 8956 15673 17912 31346 35824 62692 80681 125384 161362 250768 322724 564767 645448 1129534 1290896 2259068 4518136 9036272 180644759 361289518 722579036 1264513313 1445158072 2529026626 2890316144 5058053252 10116106504 20232213008