Base | Representation |
---|---|
bin | 10010011000000… |
… | …00011011100100 |
3 | 101202001020200010 |
4 | 21030000123210 |
5 | 303430024221 |
6 | 23143450220 |
7 | 3551121600 |
oct | 1114003344 |
9 | 352036603 |
10 | 154142436 |
11 | 7a011548 |
12 | 43756970 |
13 | 25c1c556 |
14 | 16686500 |
15 | d7ebc76 |
hex | 93006e4 |
154142436 has 36 divisors (see below), whose sum is σ = 418388208. Its totient is φ = 44040528.
The previous prime is 154142431. The next prime is 154142477. The reversal of 154142436 is 634241451.
It is a super-4 number, since 4×1541424364 (a number of 34 digits) contains 4444 as substring. Note that it is a super-d number also for d = 3.
It is not an unprimeable number, because it can be changed into a prime (154142431) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 130486 + ... + 131661.
Almost surely, 2154142436 is an apocalyptic number.
It is an amenable number.
154142436 is an abundant number, since it is smaller than the sum of its proper divisors (264245772).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
154142436 is a wasteful number, since it uses less digits than its factorization.
154142436 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 262168 (or 262159 counting only the distinct ones).
The product of its digits is 11520, while the sum is 30.
The square root of 154142436 is about 12415.4112295969. The cubic root of 154142436 is about 536.1760439410.
Adding to 154142436 its reverse (634241451), we get a palindrome (788383887).
The spelling of 154142436 in words is "one hundred fifty-four million, one hundred forty-two thousand, four hundred thirty-six".
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