Base | Representation |
---|---|
bin | 1101000101101111111… |
… | …1100011101101001000 |
3 | 210111110101120100220000 |
4 | 3101123333203231020 |
5 | 12141024202443433 |
6 | 251150443003000 |
7 | 22150530542412 |
oct | 3213377435510 |
9 | 714411510800 |
10 | 224881687368 |
11 | 8740a939198 |
12 | 37700509460 |
13 | 1828b19c800 |
14 | ac5486b9b2 |
15 | 5cb2a76113 |
hex | 345bfe3b48 |
224881687368 has 180 divisors, whose sum is σ = 682532399835. Its totient is φ = 69146078976.
The previous prime is 224881687337. The next prime is 224881687399. The reversal of 224881687368 is 863786188422.
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.
224881687368 is a `hidden beast` number, since 2 + 2 + 488 + 16 + 87 + 3 + 68 = 666.
It is an interprime number because it is at equal distance from previous prime (224881687337) and next prime (224881687399).
It can be written as a sum of positive squares in 5 ways, for example, as 105454768644 + 119426918724 = 324738^2 + 345582^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=335322.
It is an unprimeable number.
It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 156929980 + ... + 156931412.
Almost surely, 2224881687368 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 224881687368
224881687368 is an abundant number, since it is smaller than the sum of its proper divisors (457650712467).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
224881687368 is an equidigital number, since it uses as much as digits as its factorization.
224881687368 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2910 (or 1451 counting only the distinct ones).
The product of its digits is 49545216, while the sum is 63.
The spelling of 224881687368 in words is "two hundred twenty-four billion, eight hundred eighty-one million, six hundred eighty-seven thousand, three hundred sixty-eight".
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