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48678542 = 2112201151
BaseRepresentation
bin1011100110110…
…0011010001110
310101121010101222
42321230122032
544430203132
64455203342
71130521643
oct271543216
9111533358
1048678542
1125528a00
1214376552
13a114a93
146671dca
154418412
hex2e6c68e

48678542 has 12 divisors (see below), whose sum is σ = 80259648. Its totient is φ = 22126500.

The previous prime is 48678541. The next prime is 48678563. The reversal of 48678542 is 24587684.

It is a junction number, because it is equal to n+sod(n) for n = 48678493 and 48678502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48678541) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 100334 + ... + 100817.

It is an arithmetic number, because the mean of its divisors is an integer number (6688304).

Almost surely, 248678542 is an apocalyptic number.

48678542 is a deficient number, since it is larger than the sum of its proper divisors (31581106).

48678542 is a wasteful number, since it uses less digits than its factorization.

48678542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201175 (or 201164 counting only the distinct ones).

The product of its digits is 430080, while the sum is 44.

The square root of 48678542 is about 6977.0009316324. Note that the first 3 decimals coincide. The cubic root of 48678542 is about 365.1286017097.

The spelling of 48678542 in words is "forty-eight million, six hundred seventy-eight thousand, five hundred forty-two".

Divisors: 1 2 11 22 121 242 201151 402302 2212661 4425322 24339271 48678542