Base | Representation |
---|---|
bin | 10010101111100… |
… | …11001101111100 |
3 | 101221212022120010 |
4 | 21113303031330 |
5 | 310222442134 |
6 | 23334023220 |
7 | 3616316202 |
oct | 1127631574 |
9 | 357768503 |
10 | 157234044 |
11 | 808332a0 |
12 | 447a7b10 |
13 | 267627c6 |
14 | 16c4d072 |
15 | dc0cce9 |
hex | 95f337c |
157234044 has 96 divisors (see below), whose sum is σ = 427714560. Its totient is φ = 44452800.
The previous prime is 157234031. The next prime is 157234061. The reversal of 157234044 is 440432751.
157234044 = 14532 + 14542 + ... + 15232.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 177627 + ... + 178509.
It is an arithmetic number, because the mean of its divisors is an integer number (4455360).
Almost surely, 2157234044 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 157234044, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (213857280).
157234044 is an abundant number, since it is smaller than the sum of its proper divisors (270480516).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
157234044 is a wasteful number, since it uses less digits than its factorization.
157234044 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 991 (or 989 counting only the distinct ones).
The product of its (nonzero) digits is 13440, while the sum is 30.
The square root of 157234044 is about 12539.2999804614. The cubic root of 157234044 is about 539.7370049939.
Adding to 157234044 its reverse (440432751), we get a palindrome (597666795).
The spelling of 157234044 in words is "one hundred fifty-seven million, two hundred thirty-four thousand, forty-four".
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