Base | Representation |
---|---|
bin | 1110010001100110100… |
… | …1010101010011101101 |
3 | 212110000102201121120201 |
4 | 3210121221111103231 |
5 | 13004224302321303 |
6 | 304355133113501 |
7 | 23501234342341 |
oct | 3443151252355 |
9 | 773012647521 |
10 | 245243401453 |
11 | 95009563376 |
12 | 3b643628891 |
13 | 1a1847a243b |
14 | bc26bcd621 |
15 | 65a544181d |
hex | 3919a554ed |
245243401453 has 8 divisors (see below), whose sum is σ = 245711980800. Its totient is φ = 244775115648.
The previous prime is 245243401427. The next prime is 245243401519. The reversal of 245243401453 is 354104342542.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 245243401453 - 237 = 107804447981 is a prime.
It is a super-2 number, since 2×2452434014532 (a number of 24 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 (245243401153) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1637028 + ... + 1780546.
It is an arithmetic number, because the mean of its divisors is an integer number (30713997600).
Almost surely, 2245243401453 is an apocalyptic number.
It is an amenable number.
245243401453 is a deficient number, since it is larger than the sum of its proper divisors (468579347).
245243401453 is a wasteful number, since it uses less digits than its factorization.
245243401453 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 146771.
The product of its (nonzero) digits is 230400, while the sum is 37.
Adding to 245243401453 its reverse (354104342542), we get a palindrome (599347743995).
The spelling of 245243401453 in words is "two hundred forty-five billion, two hundred forty-three million, four hundred one thousand, four hundred fifty-three".
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