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48080231 = 291657939
BaseRepresentation
bin1011011101101…
…0010101100111
310100110201200022
42313122111213
544302031411
64434305355
71122450413
oct267322547
9110421608
1048080231
112515a431
121412825b
139c65654
146557d43
15434aedb
hex2dda567

48080231 has 4 divisors (see below), whose sum is σ = 49738200. Its totient is φ = 46422264.

The previous prime is 48080213. The next prime is 48080237. The reversal of 48080231 is 13208084.

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 48080231 - 218 = 47818087 is a prime.

It is a super-3 number, since 3×480802313 (a number of 24 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 48080231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48080237) 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, 828941 + ... + 828998.

It is an arithmetic number, because the mean of its divisors is an integer number (12434550).

Almost surely, 248080231 is an apocalyptic number.

48080231 is a deficient number, since it is larger than the sum of its proper divisors (1657969).

48080231 is a wasteful number, since it uses less digits than its factorization.

48080231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1657968.

The product of its (nonzero) digits is 1536, while the sum is 26.

The square root of 48080231 is about 6933.9909864378. The cubic root of 48080231 is about 363.6264911354.

The spelling of 48080231 in words is "forty-eight million, eighty thousand, two hundred thirty-one".

Divisors: 1 29 1657939 48080231