Base | Representation |
---|---|
bin | 1011110110111010101… |
… | …00110111011010100101 |
3 | 1102221200012112200100220 |
4 | 11323131110313122211 |
5 | 23133414140113141 |
6 | 511101520354553 |
7 | 41302514135550 |
oct | 5733524673245 |
9 | 1387605480326 |
10 | 407440160421 |
11 | 147881392008 |
12 | 66b6aa75a59 |
13 | 2c562ba7428 |
14 | 15a12379697 |
15 | a8e9baa766 |
hex | 5edd5376a5 |
407440160421 has 16 divisors (see below), whose sum is σ = 620871517824. Its totient is φ = 232819078464.
The previous prime is 407440160377. The next prime is 407440160461. The reversal of 407440160421 is 124061044704.
It is not a de Polignac number, because 407440160421 - 26 = 407440160357 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (407440160461) 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, 1558671 + ... + 1801203.
It is an arithmetic number, because the mean of its divisors is an integer number (38804469864).
Almost surely, 2407440160421 is an apocalyptic number.
It is an amenable number.
407440160421 is a deficient number, since it is larger than the sum of its proper divisors (213431357403).
407440160421 is a wasteful number, since it uses less digits than its factorization.
407440160421 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 322540.
The product of its (nonzero) digits is 21504, while the sum is 33.
The spelling of 407440160421 in words is "four hundred seven billion, four hundred forty million, one hundred sixty thousand, four hundred twenty-one".
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