Base | Representation |
---|---|
bin | 11101010000011… |
… | …11100100000100 |
3 | 122002211011101201 |
4 | 32220033210010 |
5 | 1000312234112 |
6 | 40204232244 |
7 | 6040060624 |
oct | 1650174404 |
9 | 562734351 |
10 | 245430532 |
11 | 1165a2656 |
12 | 6a23b684 |
13 | 3bb02889 |
14 | 2484a884 |
15 | 16830257 |
hex | ea0f904 |
245430532 has 6 divisors (see below), whose sum is σ = 429503438. Its totient is φ = 122715264.
The previous prime is 245430517. The next prime is 245430533. The reversal of 245430532 is 235034542.
It can be written as a sum of positive squares in only one way, i.e., 131239936 + 114190596 = 11456^2 + 10686^2 .
It is a super-2 number, since 2×2454305322 = 120472292075606048, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 245430532.
It is not an unprimeable number, because it can be changed into a prime (245430533) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30678813 + ... + 30678820.
Almost surely, 2245430532 is an apocalyptic number.
It is an amenable number.
245430532 is a deficient number, since it is larger than the sum of its proper divisors (184072906).
245430532 is a wasteful number, since it uses less digits than its factorization.
245430532 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 61357637 (or 61357635 counting only the distinct ones).
The product of its (nonzero) digits is 14400, while the sum is 28.
The square root of 245430532 is about 15666.2226461901. Note that the first 3 decimals coincide. The cubic root of 245430532 is about 626.0987877727.
The spelling of 245430532 in words is "two hundred forty-five million, four hundred thirty thousand, five hundred thirty-two".
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