Base | Representation |
---|---|
bin | 10010010110111… |
… | …01111010010101 |
3 | 101201210001201102 |
4 | 21023131322111 |
5 | 303411013140 |
6 | 23140435445 |
7 | 3546662432 |
oct | 1113357225 |
9 | 351701642 |
10 | 154001045 |
11 | 79a252a0 |
12 | 436a8b85 |
13 | 25ba00a3 |
14 | 1664ab89 |
15 | d7bee15 |
hex | 92dde95 |
154001045 has 16 divisors (see below), whose sum is σ = 213461568. Its totient is φ = 105411840.
The previous prime is 154000981. The next prime is 154001047. The reversal of 154001045 is 540100451.
It is not a de Polignac number, because 154001045 - 26 = 154000981 is a prime.
It is a super-2 number, since 2×1540010452 = 47432643722184050, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (154001047) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 81419 + ... + 83288.
It is an arithmetic number, because the mean of its divisors is an integer number (13341348).
Almost surely, 2154001045 is an apocalyptic number.
It is an amenable number.
154001045 is a deficient number, since it is larger than the sum of its proper divisors (59460523).
154001045 is a wasteful number, since it uses less digits than its factorization.
154001045 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 164740.
The product of its (nonzero) digits is 400, while the sum is 20.
The square root of 154001045 is about 12409.7157501693. The cubic root of 154001045 is about 536.0120534993.
Adding to 154001045 its reverse (540100451), we get a palindrome (694101496).
The spelling of 154001045 in words is "one hundred fifty-four million, one thousand, forty-five".
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