Base | Representation |
---|---|
bin | 101101010010101100… |
… | …0101010001011100101 |
3 | 100022001111100101202221 |
4 | 1122211120222023211 |
5 | 3043144040013011 |
6 | 112403224432341 |
7 | 10012202143333 |
oct | 1324530521345 |
9 | 308044311687 |
10 | 97263985381 |
11 | 38281a908a2 |
12 | 16a256186b1 |
13 | 9230a26494 |
14 | 49c9934b53 |
15 | 27e3e3d971 |
hex | 16a562a2e5 |
97263985381 has 8 divisors (see below), whose sum is σ = 97386912000. Its totient is φ = 97141101408.
The previous prime is 97263985373. The next prime is 97263985387. The reversal of 97263985381 is 18358936279.
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 97263985381 - 23 = 97263985373 is a prime.
It is a super-2 number, since 2×972639853812 (a number of 23 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 (97263985387) 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, 9258870 + ... + 9269368.
It is an arithmetic number, because the mean of its divisors is an integer number (12173364000).
Almost surely, 297263985381 is an apocalyptic number.
It is an amenable number.
97263985381 is a deficient number, since it is larger than the sum of its proper divisors (122926619).
97263985381 is a wasteful number, since it uses less digits than its factorization.
97263985381 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21323.
The product of its digits is 19595520, while the sum is 61.
The spelling of 97263985381 in words is "ninety-seven billion, two hundred sixty-three million, nine hundred eighty-five thousand, three hundred eighty-one".
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