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23222440470 = 235173173792
BaseRepresentation
bin10101101000001010…
…100101001000010110
32012221102010012112210
4111220022211020112
5340024421043340
614400201254250
71451321326035
oct255012451026
965842105483
1023222440470
11993750a269
124601194386
1322611a2648
1411a427271c
1590daed180
hex5682a5216

23222440470 has 96 divisors (see below), whose sum is σ = 59355086688. Its totient is φ = 5794661376.

The previous prime is 23222440459. The next prime is 23222440477. The reversal of 23222440470 is 7404422232.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23222440477) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 61272741 + ... + 61273119.

It is an arithmetic number, because the mean of its divisors is an integer number (618282153).

Almost surely, 223222440470 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23222440470, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29677543344).

23222440470 is an abundant number, since it is smaller than the sum of its proper divisors (36132646218).

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

23222440470 is a wasteful number, since it uses less digits than its factorization.

23222440470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1102 (or 723 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 30.

The spelling of 23222440470 in words is "twenty-three billion, two hundred twenty-two million, four hundred forty thousand, four hundred seventy".

Divisors: 1 2 3 5 6 10 15 17 30 34 51 85 102 170 255 317 379 510 634 758 951 1137 1585 1895 1902 2274 3170 3790 4755 5389 5685 6443 9510 10778 11370 12886 16167 19329 26945 32215 32334 38658 53890 64430 80835 96645 120143 143641 161670 193290 240286 287282 360429 430923 600715 718205 720858 861846 1201430 1436410 1802145 2042431 2154615 2441897 3604290 4084862 4309230 4883794 6127293 7325691 10212155 12209485 12254586 14651382 20424310 24418970 30636465 36628455 45534197 61272930 73256910 91068394 136602591 227670985 273205182 455341970 683012955 774081349 1366025910 1548162698 2322244047 3870406745 4644488094 7740813490 11611220235 23222440470