Base | Representation |
---|---|
bin | 1001010101111… |
… | …10010010100000 |
3 | 12110110210222112 |
4 | 10222332102200 |
5 | 130030432143 |
6 | 11435454452 |
7 | 1641111524 |
oct | 452762240 |
9 | 173423875 |
10 | 78374048 |
11 | 40270645 |
12 | 222b7428 |
13 | 1331129c |
14 | a5a1d84 |
15 | 6d31e18 |
hex | 4abe4a0 |
78374048 has 24 divisors (see below), whose sum is σ = 154496160. Its totient is φ = 39136960.
The previous prime is 78374047. The next prime is 78374053. The reversal of 78374048 is 84047387.
It is a super-2 number, since 2×783740482 = 12284982799812608, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 78373996 and 78374014.
It is not an unprimeable number, because it can be changed into a prime (78374047) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49103 + ... + 50673.
It is an arithmetic number, because the mean of its divisors is an integer number (6437340).
Almost surely, 278374048 is an apocalyptic number.
It is an amenable number.
78374048 is a deficient number, since it is larger than the sum of its proper divisors (76122112).
78374048 is a wasteful number, since it uses less digits than its factorization.
78374048 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3140 (or 3132 counting only the distinct ones).
The product of its (nonzero) digits is 150528, while the sum is 41.
The square root of 78374048 is about 8852.9118373561. The cubic root of 78374048 is about 427.9477619886.
The spelling of 78374048 in words is "seventy-eight million, three hundred seventy-four thousand, forty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •