Base | Representation |
---|---|
bin | 10011010010001… |
… | …01011001100010 |
3 | 102021101111210220 |
4 | 21221011121202 |
5 | 312402434322 |
6 | 24015103510 |
7 | 4002656652 |
oct | 1151053142 |
9 | 367344726 |
10 | 161764962 |
11 | 83348457 |
12 | 46211b96 |
13 | 2768ac18 |
14 | 176ac362 |
15 | e30555c |
hex | 9a45662 |
161764962 has 32 divisors (see below), whose sum is σ = 351827712. Its totient is φ = 49377024.
The previous prime is 161764943. The next prime is 161764963. The reversal of 161764962 is 269467161.
It is a super-2 number, since 2×1617649622 = 52335805861722888, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (161764963) 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, 17658 + ... + 25205.
It is an arithmetic number, because the mean of its divisors is an integer number (10994616).
Almost surely, 2161764962 is an apocalyptic number.
161764962 is an abundant number, since it is smaller than the sum of its proper divisors (190062750).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
161764962 is a wasteful number, since it uses less digits than its factorization.
161764962 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 42922.
The product of its digits is 108864, while the sum is 42.
The square root of 161764962 is about 12718.6855452912. The cubic root of 161764962 is about 544.8724129695.
The spelling of 161764962 in words is "one hundred sixty-one million, seven hundred sixty-four thousand, nine hundred sixty-two".
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