Base | Representation |
---|---|
bin | 11011010010110… |
… | …101010110011100 |
3 | 1011220122211211011 |
4 | 123102311112130 |
5 | 1414212000243 |
6 | 113234505004 |
7 | 14230162261 |
oct | 3322652634 |
9 | 1156584734 |
10 | 457921948 |
11 | 2155375a0 |
12 | 109435164 |
13 | 73b41743 |
14 | 44b61268 |
15 | 2a30589d |
hex | 1b4b559c |
457921948 has 48 divisors (see below), whose sum is σ = 926523360. Its totient is φ = 196044800.
The previous prime is 457921939. The next prime is 457921949. The reversal of 457921948 is 849129754.
It is a super-2 number, since 2×4579219482 = 419385020920229408, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (457921949) 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, 47940 + ... + 56692.
It is an arithmetic number, because the mean of its divisors is an integer number (19302570).
Almost surely, 2457921948 is an apocalyptic number.
It is an amenable number.
457921948 is an abundant number, since it is smaller than the sum of its proper divisors (468601412).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
457921948 is a wasteful number, since it uses less digits than its factorization.
457921948 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8838 (or 8836 counting only the distinct ones).
The product of its digits is 725760, while the sum is 49.
The square root of 457921948 is about 21399.1109161105. The cubic root of 457921948 is about 770.7800875952.
The spelling of 457921948 in words is "four hundred fifty-seven million, nine hundred twenty-one thousand, nine hundred forty-eight".
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