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94988131 = 771191123
BaseRepresentation
bin1011010100101…
…10011101100011
320121201220012221
411222112131203
5143304110011
613231531511
72232246220
oct552263543
9217656187
1094988131
1149688a97
1227989b97
13168aa4c4
14c888947
158514971
hex5a96763

94988131 has 8 divisors (see below), whose sum is σ = 110087424. Its totient is φ = 80271240.

The previous prime is 94988119. The next prime is 94988149. The reversal of 94988131 is 13188949.

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

It is not a de Polignac number, because 94988131 - 215 = 94955363 is a prime.

It is a super-2 number, since 2×949881312 = 18045490061746322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (94982131) 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, 95065 + ... + 96058.

It is an arithmetic number, because the mean of its divisors is an integer number (13760928).

Almost surely, 294988131 is an apocalyptic number.

94988131 is a deficient number, since it is larger than the sum of its proper divisors (15099293).

94988131 is a wasteful number, since it uses less digits than its factorization.

94988131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191201.

The product of its digits is 62208, while the sum is 43.

The square root of 94988131 is about 9746.1854589373. The cubic root of 94988131 is about 456.2712602591.

The spelling of 94988131 in words is "ninety-four million, nine hundred eighty-eight thousand, one hundred thirty-one".

Divisors: 1 7 71 497 191123 1337861 13569733 94988131