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97049 = 107907
BaseRepresentation
bin10111101100011001
311221010102
4113230121
511101144
62025145
7552641
oct275431
9157112
1097049
1166a07
12481b5
1335234
1427521
151db4e
hex17b19

97049 has 4 divisors (see below), whose sum is σ = 98064. Its totient is φ = 96036.

The previous prime is 97039. The next prime is 97073. The reversal of 97049 is 94079.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 97049 - 216 = 31513 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (97039) 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, 347 + ... + 560.

It is an arithmetic number, because the mean of its divisors is an integer number (24516).

297049 is an apocalyptic number.

It is an amenable number.

97049 is a deficient number, since it is larger than the sum of its proper divisors (1015).

97049 is a wasteful number, since it uses less digits than its factorization.

97049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1014.

The product of its (nonzero) digits is 2268, while the sum is 29.

The square root of 97049 is about 311.5268848751. The cubic root of 97049 is about 45.9547444012.

Subtracting from 97049 its sum of digits (29), we obtain a triangular number (97020 = T440).

The spelling of 97049 in words is "ninety-seven thousand, forty-nine".

Divisors: 1 107 907 97049