Base | Representation |
---|---|
bin | 10100110111100010… |
… | …111110010011001000 |
3 | 2010211120020220112200 |
4 | 110313202332103020 |
5 | 331342112021212 |
6 | 14143222240200 |
7 | 1422155146632 |
oct | 246742762310 |
9 | 63746226480 |
10 | 22406751432 |
11 | 9559032a9a |
12 | 4413b86060 |
13 | 21611b8600 |
14 | 1127bc1a52 |
15 | 8b21c76dc |
hex | 5378be4c8 |
22406751432 has 324 divisors, whose sum is σ = 69877403505. Its totient is φ = 6482855808.
The previous prime is 22406751421. The next prime is 22406751439. The reversal of 22406751432 is 23415760422.
It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.
It can be written as a sum of positive squares in 2 ways, for example, as 19158435396 + 3248316036 = 138414^2 + 56994^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=105846.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is not an unprimeable number, because it can be changed into a prime (22406751439) by changing a digit.
It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 379775419 + ... + 379775477.
Almost surely, 222406751432 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 22406751432
22406751432 is an abundant number, since it is smaller than the sum of its proper divisors (47470652073).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22406751432 is a wasteful number, since it uses less digits than its factorization.
22406751432 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 202 (or 100 counting only the distinct ones).
The product of its (nonzero) digits is 80640, while the sum is 36.
The spelling of 22406751432 in words is "twenty-two billion, four hundred six million, seven hundred fifty-one thousand, four hundred thirty-two".
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