Base | Representation |
---|---|
bin | 1011110010000… |
… | …1110111001010 |
3 | 10102222212220221 |
4 | 2330201313022 |
5 | 100122444040 |
6 | 4523140254 |
7 | 1140035536 |
oct | 274416712 |
9 | 112885827 |
10 | 49421770 |
11 | 25996342 |
12 | 1467468a |
13 | a315168 |
14 | 67c6bc6 |
15 | 451374a |
hex | 2f21dca |
49421770 has 8 divisors (see below), whose sum is σ = 88959204. Its totient is φ = 19768704.
The previous prime is 49421753. The next prime is 49421797. The reversal of 49421770 is 7712494.
It can be written as a sum of positive squares in 2 ways, for example, as 48958009 + 463761 = 6997^2 + 681^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×494217702 = 4885022699865800, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2471079 + ... + 2471098.
Almost surely, 249421770 is an apocalyptic number.
49421770 is a deficient number, since it is larger than the sum of its proper divisors (39537434).
49421770 is a wasteful number, since it uses less digits than its factorization.
49421770 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4942184.
The product of its (nonzero) digits is 14112, while the sum is 34.
The square root of 49421770 is about 7030.0618773948. The cubic root of 49421770 is about 366.9774949263.
The spelling of 49421770 in words is "forty-nine million, four hundred twenty-one thousand, seven hundred seventy".
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