Base | Representation |
---|---|
bin | 11111100010110101… |
… | …111000000100000101 |
3 | 10020102111101222011110 |
4 | 133202311320010011 |
5 | 1023331324421112 |
6 | 23320535155233 |
7 | 2306225612031 |
oct | 374265700405 |
9 | 106374358143 |
10 | 33870545157 |
11 | 13401048989 |
12 | 6693215b19 |
13 | 326a22c1c7 |
14 | 18d45011c1 |
15 | d3382c13c |
hex | 7e2d78105 |
33870545157 has 16 divisors (see below), whose sum is σ = 47154623040. Its totient is φ = 21597969792.
The previous prime is 33870545129. The next prime is 33870545167. The reversal of 33870545157 is 75154507833.
It is not a de Polignac number, because 33870545157 - 222 = 33866350853 is a prime.
It is a super-2 number, since 2×338705451572 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (33870545167) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1809928 + ... + 1828545.
It is an arithmetic number, because the mean of its divisors is an integer number (2947163940).
Almost surely, 233870545157 is an apocalyptic number.
It is an amenable number.
33870545157 is a deficient number, since it is larger than the sum of its proper divisors (13284077883).
33870545157 is a wasteful number, since it uses less digits than its factorization.
33870545157 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3638612.
The product of its (nonzero) digits is 1764000, while the sum is 48.
The spelling of 33870545157 in words is "thirty-three billion, eight hundred seventy million, five hundred forty-five thousand, one hundred fifty-seven".
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