Base | Representation |
---|---|
bin | 10010001000011… |
… | …11010000001101 |
3 | 101121012210012110 |
4 | 21010033100031 |
5 | 302414342442 |
6 | 23032054233 |
7 | 3524610501 |
oct | 1104172015 |
9 | 347183173 |
10 | 152105997 |
11 | 7895053a |
12 | 42b34379 |
13 | 25688664 |
14 | 162b6301 |
15 | d54869c |
hex | 910f40d |
152105997 has 8 divisors (see below), whose sum is σ = 203208480. Its totient is φ = 101203760.
The previous prime is 152105983. The next prime is 152106011. The reversal of 152105997 is 799501251.
It is an interprime number because it is at equal distance from previous prime (152105983) and next prime (152106011).
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 152105997 - 210 = 152104973 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (152105917) 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 7 ways as a sum of consecutive naturals, for example, 48279 + ... + 51332.
It is an arithmetic number, because the mean of its divisors is an integer number (25401060).
Almost surely, 2152105997 is an apocalyptic number.
It is an amenable number.
152105997 is a deficient number, since it is larger than the sum of its proper divisors (51102483).
152105997 is an equidigital number, since it uses as much as digits as its factorization.
152105997 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 100123.
The product of its (nonzero) digits is 28350, while the sum is 39.
The square root of 152105997 is about 12333.1260027618. The cubic root of 152105997 is about 533.8043546779.
It can be divided in two parts, 15 and 2105997, that added together give a palindrome (2106012).
The spelling of 152105997 in words is "one hundred fifty-two million, one hundred five thousand, nine hundred ninety-seven".
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