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48020434 = 2711311821
BaseRepresentation
bin1011011100101…
…1101111010010
310100100200122121
42313023233102
544243123214
64433124454
71122111160
oct267135722
9110320577
1048020434
1125119510
12140b972a
139c44377
146540230
154338424
hex2dcbbd2

48020434 has 16 divisors (see below), whose sum is σ = 89804736. Its totient is φ = 18709200.

The previous prime is 48020419. The next prime is 48020447. The reversal of 48020434 is 43402084.

It is a junction number, because it is equal to n+sod(n) for n = 48020399 and 48020408.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 155757 + ... + 156064.

It is an arithmetic number, because the mean of its divisors is an integer number (5612796).

Almost surely, 248020434 is an apocalyptic number.

48020434 is a deficient number, since it is larger than the sum of its proper divisors (41784302).

48020434 is a wasteful number, since it uses less digits than its factorization.

48020434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 311841.

The product of its (nonzero) digits is 3072, while the sum is 25.

The square root of 48020434 is about 6929.6777702863. The cubic root of 48020434 is about 363.4756821420.

The spelling of 48020434 in words is "forty-eight million, twenty thousand, four hundred thirty-four".

Divisors: 1 2 7 11 14 22 77 154 311821 623642 2182747 3430031 4365494 6860062 24010217 48020434