Base | Representation |
---|---|
bin | 10010010111101… |
… | …10100100011000 |
3 | 101201222012020222 |
4 | 21023312210120 |
5 | 303422231130 |
6 | 23142535212 |
7 | 3550563041 |
oct | 1113664430 |
9 | 351865228 |
10 | 154102040 |
11 | 79a94164 |
12 | 43737508 |
13 | 25c07051 |
14 | 166758c8 |
15 | d7dece5 |
hex | 92f6918 |
154102040 has 32 divisors (see below), whose sum is σ = 356104080. Its totient is φ = 59974272.
The previous prime is 154102037. The next prime is 154102073. The reversal of 154102040 is 40201451.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50582 + ... + 53541.
Almost surely, 2154102040 is an apocalyptic number.
154102040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
154102040 is an abundant number, since it is smaller than the sum of its proper divisors (202002040).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
154102040 is a wasteful number, since it uses less digits than its factorization.
154102040 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 104171 (or 104167 counting only the distinct ones).
The product of its (nonzero) digits is 160, while the sum is 17.
The square root of 154102040 is about 12413.7842739432. The cubic root of 154102040 is about 536.1292014223.
Adding to 154102040 its reverse (40201451), we get a palindrome (194303491).
The spelling of 154102040 in words is "one hundred fifty-four million, one hundred two thousand, forty".
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