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48500551 = 112616571
BaseRepresentation
bin1011100100000…
…0111101000111
310101021002020201
42321000331013
544404004201
64451311331
71126151011
oct271007507
9111232221
1048500551
1125417200
12142ab547
13a081a68
1466271b1
1543d0801
hex2e40f47

48500551 has 12 divisors (see below), whose sum is σ = 54192712. Its totient is φ = 43362000.

The previous prime is 48500539. The next prime is 48500561. The reversal of 48500551 is 15500584.

48500551 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 48500551 - 217 = 48369479 is a prime.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48500561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4096 + ... + 10666.

Almost surely, 248500551 is an apocalyptic number.

48500551 is the 3115-th centered decagonal number.

48500551 is a deficient number, since it is larger than the sum of its proper divisors (5692161).

48500551 is a wasteful number, since it uses less digits than its factorization.

48500551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6654 (or 6643 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 28.

The square root of 48500551 is about 6964.2336979742. The cubic root of 48500551 is about 364.6830325113.

The spelling of 48500551 in words is "forty-eight million, five hundred thousand, five hundred fifty-one".

Divisors: 1 11 61 121 671 6571 7381 72281 400831 795091 4409141 48500551