Base | Representation |
---|---|
bin | 10011001111100… |
… | …11011110000011 |
3 | 102020202110110220 |
4 | 21213303132003 |
5 | 312311220004 |
6 | 24003554123 |
7 | 4000061406 |
oct | 1147633603 |
9 | 366673426 |
10 | 161429379 |
11 | 83139311 |
12 | 4608b943 |
13 | 275a1257 |
14 | 17621d3d |
15 | e28add9 |
hex | 99f3783 |
161429379 has 8 divisors (see below), whose sum is σ = 215298240. Its totient is φ = 107590056.
The previous prime is 161429351. The next prime is 161429383. The reversal of 161429379 is 973924161.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 161429379 - 212 = 161425283 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 161429379.
It is not an unprimeable number, because it can be changed into a prime (161429329) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15532 + ... + 23750.
It is an arithmetic number, because the mean of its divisors is an integer number (26912280).
Almost surely, 2161429379 is an apocalyptic number.
161429379 is a deficient number, since it is larger than the sum of its proper divisors (53868861).
161429379 is an equidigital number, since it uses as much as digits as its factorization.
161429379 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14769.
The product of its digits is 81648, while the sum is 42.
The square root of 161429379 is about 12705.4861772386. The cubic root of 161429379 is about 544.4953710688.
The spelling of 161429379 in words is "one hundred sixty-one million, four hundred twenty-nine thousand, three hundred seventy-nine".
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