Base | Representation |
---|---|
bin | 1000111010011010001… |
… | …0110001000000110101 |
3 | 112122020001111122202201 |
4 | 2032212202301000311 |
5 | 10002041201034434 |
6 | 154201425504501 |
7 | 14030256261661 |
oct | 2164642610065 |
9 | 478201448681 |
10 | 153117986869 |
11 | 59a34125901 |
12 | 25812aa2131 |
13 | 115925344c3 |
14 | 75a790b8a1 |
15 | 3eb26cc614 |
hex | 23a68b1035 |
153117986869 has 4 divisors (see below), whose sum is σ = 158057276800. Its totient is φ = 148178696940.
The previous prime is 153117986839. The next prime is 153117986873. The reversal of 153117986869 is 968689711351.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 153117986869 - 235 = 118758248501 is a prime.
It is a super-2 number, since 2×1531179868692 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 153117986869.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (153117986839) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2469644919 + ... + 2469644980.
It is an arithmetic number, because the mean of its divisors is an integer number (39514319200).
Almost surely, 2153117986869 is an apocalyptic number.
It is an amenable number.
153117986869 is a deficient number, since it is larger than the sum of its proper divisors (4939289931).
153117986869 is an equidigital number, since it uses as much as digits as its factorization.
153117986869 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4939289930.
The product of its digits is 19595520, while the sum is 64.
The spelling of 153117986869 in words is "one hundred fifty-three billion, one hundred seventeen million, nine hundred eighty-six thousand, eight hundred sixty-nine".
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