Base | Representation |
---|---|
bin | 110000111111010000… |
… | …1110110000101111111 |
3 | 101001112201011011112122 |
4 | 1201332201312011333 |
5 | 3210423204013024 |
6 | 120155032153155 |
7 | 10413001246526 |
oct | 1417641660577 |
9 | 331481134478 |
10 | 105202016639 |
11 | 40685883205 |
12 | 1847bb387bb |
13 | 9bc74804b5 |
14 | 513dcab4bd |
15 | 2b0ac97d5e |
hex | 187e87617f |
105202016639 has 8 divisors (see below), whose sum is σ = 108058073760. Its totient is φ = 102346631136.
The previous prime is 105202016597. The next prime is 105202016641. The reversal of 105202016639 is 936610202501.
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 105202016639 - 232 = 100907049343 is a prime.
It is a super-2 number, since 2×1052020166392 (a number of 23 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 105202016599 and 105202016608.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (105202016669) 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, 158102 + ... + 485180.
It is an arithmetic number, because the mean of its divisors is an integer number (13507259220).
Almost surely, 2105202016639 is an apocalyptic number.
105202016639 is a deficient number, since it is larger than the sum of its proper divisors (2856057121).
105202016639 is an equidigital number, since it uses as much as digits as its factorization.
105202016639 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 335809.
The product of its (nonzero) digits is 19440, while the sum is 35.
The spelling of 105202016639 in words is "one hundred five billion, two hundred two million, sixteen thousand, six hundred thirty-nine".
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