Base | Representation |
---|---|
bin | 1001000010010111001… |
… | …1011011101111101111 |
3 | 112211201212000202010002 |
4 | 2100211303123233233 |
5 | 10020424241001024 |
6 | 155153335534515 |
7 | 14134213154453 |
oct | 2204563335757 |
9 | 484655022102 |
10 | 155253062639 |
11 | 5a92a340934 |
12 | 26109b2a43b |
13 | 1184298374c |
14 | 772b2c8663 |
15 | 4089d726ae |
hex | 2425cdbbef |
155253062639 has 8 divisors (see below), whose sum is σ = 157396412160. Its totient is φ = 153114166296.
The previous prime is 155253062633. The next prime is 155253062669. The reversal of 155253062639 is 936260352551.
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 155253062639 - 24 = 155253062623 is a prime.
It is a super-3 number, since 3×1552530626393 (a number of 35 digits) contains 333 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 155253062593 and 155253062602.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (155253062633) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1043057 + ... + 1182570.
It is an arithmetic number, because the mean of its divisors is an integer number (19674551520).
Almost surely, 2155253062639 is an apocalyptic number.
155253062639 is a deficient number, since it is larger than the sum of its proper divisors (2143349521).
155253062639 is an equidigital number, since it uses as much as digits as its factorization.
155253062639 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2226589.
The product of its (nonzero) digits is 1458000, while the sum is 47.
The spelling of 155253062639 in words is "one hundred fifty-five billion, two hundred fifty-three million, sixty-two thousand, six hundred thirty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •