Base | Representation |
---|---|
bin | 100011110001101100111010… |
… | …101111001110101100011111 |
3 | 202122010020101210120001221021 |
4 | 203301230322233032230133 |
5 | 131110433341230122242 |
6 | 1314352133203545011 |
7 | 45066645061251640 |
oct | 4361547257165437 |
9 | 678106353501837 |
10 | 157347112348447 |
11 | 4615459898756a |
12 | 15792b1168b167 |
13 | 69a49cc7268a8 |
14 | 2abd8d87a56c7 |
15 | 132ce5d3d1b67 |
hex | 8f1b3abceb1f |
157347112348447 has 4 divisors (see below), whose sum is σ = 179825271255376. Its totient is φ = 134868953441520.
The previous prime is 157347112348427. The next prime is 157347112348477. The reversal of 157347112348447 is 744843211743751.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 157347112348447 - 219 = 157347111824159 is a prime.
It is a super-2 number, since 2×1573471123484472 (a number of 29 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (157347112348427) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11239079453454 + ... + 11239079453467.
It is an arithmetic number, because the mean of its divisors is an integer number (44956317813844).
Almost surely, 2157347112348447 is an apocalyptic number.
157347112348447 is a deficient number, since it is larger than the sum of its proper divisors (22478158906929).
157347112348447 is an equidigital number, since it uses as much as digits as its factorization.
157347112348447 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22478158906928.
The product of its digits is 63221760, while the sum is 61.
The spelling of 157347112348447 in words is "one hundred fifty-seven trillion, three hundred forty-seven billion, one hundred twelve million, three hundred forty-eight thousand, four hundred forty-seven".
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