Base | Representation |
---|---|
bin | 10010000001011… |
… | …11100000100110 |
3 | 101112111020001200 |
4 | 21000233200212 |
5 | 302201031132 |
6 | 23000303330 |
7 | 3514042560 |
oct | 1100574046 |
9 | 345436050 |
10 | 151189542 |
11 | 78384a39 |
12 | 42771b46 |
13 | 2542748a |
14 | 16118330 |
15 | d416d7c |
hex | 902f826 |
151189542 has 48 divisors (see below), whose sum is σ = 386460672. Its totient is φ = 41802480.
The previous prime is 151189541. The next prime is 151189561. The reversal of 151189542 is 245981151.
It is a super-2 number, since 2×1511895422 = 45716555220339528, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 151189497 and 151189506.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (151189541) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15448 + ... + 23259.
It is an arithmetic number, because the mean of its divisors is an integer number (8051264).
Almost surely, 2151189542 is an apocalyptic number.
151189542 is an abundant number, since it is smaller than the sum of its proper divisors (235271130).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
151189542 is a wasteful number, since it uses less digits than its factorization.
151189542 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 38753 (or 38750 counting only the distinct ones).
The product of its digits is 14400, while the sum is 36.
The square root of 151189542 is about 12295.9156633412. The cubic root of 151189542 is about 532.7301180903.
The spelling of 151189542 in words is "one hundred fifty-one million, one hundred eighty-nine thousand, five hundred forty-two".
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