Base | Representation |
---|---|
bin | 10010001011010101111011… |
… | …00100100111110100100001 |
3 | 12020112022002120222212012221 |
4 | 21011222331210213310201 |
5 | 20214400423403310224 |
6 | 221002541143351041 |
7 | 11263615021164664 |
oct | 1105527544476441 |
9 | 166468076885187 |
10 | 39972146150689 |
11 | 118111014808a5 |
12 | 4596a52a52481 |
13 | 193c484a2b81c |
14 | 9c293b0d16db |
15 | 494b797246e4 |
hex | 245abd927d21 |
39972146150689 has 8 divisors (see below), whose sum is σ = 40211829379008. Its totient is φ = 39732466840080.
The previous prime is 39972146150593. The next prime is 39972146150701. The reversal of 39972146150689 is 98605164127993.
39972146150689 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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 39972146150689 - 215 = 39972146117921 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (39972140150689) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20955954 + ... + 22783684.
It is an arithmetic number, because the mean of its divisors is an integer number (5026478672376).
It is a 1-persistent number, because it is pandigital, but 2⋅39972146150689 = 79944292301378 is not.
Almost surely, 239972146150689 is an apocalyptic number.
It is an amenable number.
39972146150689 is a deficient number, since it is larger than the sum of its proper divisors (239683228319).
39972146150689 is a wasteful number, since it uses less digits than its factorization.
39972146150689 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1958855.
The product of its (nonzero) digits is 176359680, while the sum is 70.
The spelling of 39972146150689 in words is "thirty-nine trillion, nine hundred seventy-two billion, one hundred forty-six million, one hundred fifty thousand, six hundred eighty-nine".
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