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48987238 = 224493619
BaseRepresentation
bin1011101011011…
…1110001100110
310102011210212011
42322313301212
5100020042423
64505544434
71133245636
oct272676146
9112153764
1048987238
1125719923
12144a511a
13a1c2441
1467126c6
154479b0d
hex2eb7c66

48987238 has 4 divisors (see below), whose sum is σ = 73480860. Its totient is φ = 24493618.

The previous prime is 48987163. The next prime is 48987241. The reversal of 48987238 is 83278984.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 48987191 and 48987200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12246808 + ... + 12246811.

It is an arithmetic number, because the mean of its divisors is an integer number (18370215).

Almost surely, 248987238 is an apocalyptic number.

48987238 is a deficient number, since it is larger than the sum of its proper divisors (24493622).

48987238 is a wasteful number, since it uses less digits than its factorization.

48987238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24493621.

The product of its digits is 774144, while the sum is 49.

The square root of 48987238 is about 6999.0883692092. The cubic root of 48987238 is about 365.8987994959.

The spelling of 48987238 in words is "forty-eight million, nine hundred eighty-seven thousand, two hundred thirty-eight".

Divisors: 1 2 24493619 48987238