Base | Representation |
---|---|
bin | 100101100100110… |
… | …100001011000101 |
3 | 1121221020001000220 |
4 | 211210310023011 |
5 | 2242341023002 |
6 | 142315454553 |
7 | 21423243561 |
oct | 4544641305 |
9 | 1557201026 |
10 | 630407877 |
11 | 2a3937850 |
12 | 157157459 |
13 | a07b4418 |
14 | 5da206a1 |
15 | 3a5277bc |
hex | 259342c5 |
630407877 has 16 divisors (see below), whose sum is σ = 917894208. Its totient is φ = 381674880.
The previous prime is 630407867. The next prime is 630407881. The reversal of 630407877 is 778704036.
It is not a de Polignac number, because 630407877 - 211 = 630405829 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (630407837) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24843 + ... + 43335.
It is an arithmetic number, because the mean of its divisors is an integer number (57368388).
Almost surely, 2630407877 is an apocalyptic number.
It is an amenable number.
630407877 is a deficient number, since it is larger than the sum of its proper divisors (287486331).
630407877 is a wasteful number, since it uses less digits than its factorization.
630407877 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19540.
The product of its (nonzero) digits is 197568, while the sum is 42.
The square root of 630407877 is about 25107.9245856761. The cubic root of 630407877 is about 857.4468522395.
The spelling of 630407877 in words is "six hundred thirty million, four hundred seven thousand, eight hundred seventy-seven".
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