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48936031 = 421111621
BaseRepresentation
bin1011101010101…
…1010001011111
310102002012121121
42322223101133
5100011423111
64504511411
71132643434
oct272532137
9112065547
1048936031
1125694401
121447b567
13a1a5041
1466dbb8b
154469871
hex2eab45f

48936031 has 4 divisors (see below), whose sum is σ = 48951864. Its totient is φ = 48920200.

The previous prime is 48936029. The next prime is 48936113. The reversal of 48936031 is 13063984.

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

It is a cyclic number.

It is not a de Polignac number, because 48936031 - 21 = 48936029 is a prime.

It is a super-2 number, since 2×489360312 = 4789470260065922, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48936131) 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, 1600 + ... + 10021.

It is an arithmetic number, because the mean of its divisors is an integer number (12237966).

Almost surely, 248936031 is an apocalyptic number.

48936031 is a deficient number, since it is larger than the sum of its proper divisors (15833).

48936031 is a wasteful number, since it uses less digits than its factorization.

48936031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15832.

The product of its (nonzero) digits is 15552, while the sum is 34.

The square root of 48936031 is about 6995.4292934744. The cubic root of 48936031 is about 365.7712621146.

The spelling of 48936031 in words is "forty-eight million, nine hundred thirty-six thousand, thirty-one".

Divisors: 1 4211 11621 48936031