Base | Representation |
---|---|
bin | 10001110001111… |
… | …10001001100100 |
3 | 101101122201120100 |
4 | 20320332021210 |
5 | 301140333411 |
6 | 22444504100 |
7 | 3460526343 |
oct | 1070761144 |
9 | 341581510 |
10 | 149152356 |
11 | 77213411 |
12 | 41b4b030 |
13 | 24b93142 |
14 | 15b47b5a |
15 | d163456 |
hex | 8e3e264 |
149152356 has 144 divisors (see below), whose sum is σ = 427714560. Its totient is φ = 43545600.
The previous prime is 149152349. The next prime is 149152357. The reversal of 149152356 is 653251941.
149152356 is a nontrivial binomial coefficient, being equal to C(17272, 2).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a self number, because there is not a number n which added to its sum of digits gives 149152356.
It is not an unprimeable number, because it can be changed into a prime (149152357) by changing a digit.
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 47 ways as a sum of consecutive naturals, for example, 1174365 + ... + 1174491.
It is an arithmetic number, because the mean of its divisors is an integer number (2970240).
Almost surely, 2149152356 is an apocalyptic number.
149152356 is the 17271-st triangular number and also the 8636-th hexagonal number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 149152356, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (213857280).
149152356 is an abundant number, since it is smaller than the sum of its proper divisors (278562204).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
149152356 is a wasteful number, since it uses less digits than its factorization.
149152356 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 274 (or 269 counting only the distinct ones).
The product of its digits is 32400, while the sum is 36.
The square root of 149152356 is about 12212.7947661459. The cubic root of 149152356 is about 530.3265532364.
It can be divided in two parts, 14915 and 2356, that added together give a palindrome (17271).
The spelling of 149152356 in words is "one hundred forty-nine million, one hundred fifty-two thousand, three hundred fifty-six".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •