Base | Representation |
---|---|
bin | 1101000010010001111… |
… | …0101000100001110001 |
3 | 210102001111000110122000 |
4 | 3100210132220201301 |
5 | 12132122234400424 |
6 | 250514212204213 |
7 | 22115461136124 |
oct | 3204436504161 |
9 | 712044013560 |
10 | 223950309489 |
11 | 86a82125205 |
12 | 374a0609669 |
13 | 1817023ac3a |
14 | aba6ca43bb |
15 | 5c5adec3c9 |
hex | 34247a8871 |
223950309489 has 32 divisors (see below), whose sum is σ = 357053575680. Its totient is φ = 138214252800.
The previous prime is 223950309431. The next prime is 223950309547. The reversal of 223950309489 is 984903059322.
223950309489 is a `hidden beast` number, since 22 + 39 + 503 + 0 + 9 + 4 + 89 = 666.
It is an interprime number because it is at equal distance from previous prime (223950309431) and next prime (223950309547).
It is not a de Polignac number, because 223950309489 - 212 = 223950305393 is a prime.
It is a super-2 number, since 2×2239503094892 (a number of 24 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (223950309889) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3971257 + ... + 4027254.
It is an arithmetic number, because the mean of its divisors is an integer number (11157924240).
Almost surely, 2223950309489 is an apocalyptic number.
It is an amenable number.
223950309489 is a deficient number, since it is larger than the sum of its proper divisors (133103266191).
223950309489 is a wasteful number, since it uses less digits than its factorization.
223950309489 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7998598 (or 7998592 counting only the distinct ones).
The product of its (nonzero) digits is 4199040, while the sum is 54.
The spelling of 223950309489 in words is "two hundred twenty-three billion, nine hundred fifty million, three hundred nine thousand, four hundred eighty-nine".
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