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48971932143 = 323709738147
BaseRepresentation
bin101101100110111101…
…000110000111101111
311200101221022220122120
4231212331012013233
51300243303312033
634255234244023
73352366361241
oct554675060757
9150357286576
1048971932143
11198504194a2
1295a8726613
134805a86154
142527d98091
1514194bc1b3
hexb66f461ef

48971932143 has 8 divisors (see below), whose sum is σ = 68134862208. Its totient is φ = 31228478424.

The previous prime is 48971932123. The next prime is 48971932159. The reversal of 48971932143 is 34123917984.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 48971932143 - 232 = 44676964847 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48971932103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 354869005 + ... + 354869142.

It is an arithmetic number, because the mean of its divisors is an integer number (8516857776).

Almost surely, 248971932143 is an apocalyptic number.

48971932143 is a deficient number, since it is larger than the sum of its proper divisors (19162930065).

48971932143 is a wasteful number, since it uses less digits than its factorization.

48971932143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 709738173.

The product of its digits is 1306368, while the sum is 51.

The spelling of 48971932143 in words is "forty-eight billion, nine hundred seventy-one million, nine hundred thirty-two thousand, one hundred forty-three".

Divisors: 1 3 23 69 709738147 2129214441 16323977381 48971932143