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97550893 = 1131286073
BaseRepresentation
bin1011101000010…
…00001000101101
320210120002200001
411310020020231
5144433112033
613402504301
72263111636
oct564101055
9223502601
1097550893
1150079480
1228805091
1317296b2b
14cd5488d
15886de7d
hex5d0822d

97550893 has 8 divisors (see below), whose sum is σ = 109852416. Its totient is φ = 85821600.

The previous prime is 97550891. The next prime is 97550903. The reversal of 97550893 is 39805579.

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

It is a cyclic number.

It is not a de Polignac number, because 97550893 - 21 = 97550891 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97550891) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 142696 + ... + 143377.

It is an arithmetic number, because the mean of its divisors is an integer number (13731552).

Almost surely, 297550893 is an apocalyptic number.

It is an amenable number.

97550893 is a deficient number, since it is larger than the sum of its proper divisors (12301523).

97550893 is a wasteful number, since it uses less digits than its factorization.

97550893 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286115.

The product of its (nonzero) digits is 340200, while the sum is 46.

The square root of 97550893 is about 9876.7855600899. The cubic root of 97550893 is about 460.3382719766.

The spelling of 97550893 in words is "ninety-seven million, five hundred fifty thousand, eight hundred ninety-three".

Divisors: 1 11 31 341 286073 3146803 8868263 97550893