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97027669 = 463209563
BaseRepresentation
bin1011100100010…
…00011001010101
320202120111221101
411302020121111
5144314341134
613343350101
72255502334
oct562103125
9222514841
1097027669
114a851362
12285b2331
131714292b
14cc59d1b
1587b8e14
hex5c88655

97027669 has 4 divisors (see below), whose sum is σ = 97237696. Its totient is φ = 96817644.

The previous prime is 97027643. The next prime is 97027681. The reversal of 97027669 is 96672079.

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.

It is a cyclic number.

It is not a de Polignac number, because 97027669 - 29 = 97027157 is a prime.

It is a super-2 number, since 2×970276692 = 18828737103147122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97027169) 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, 104319 + ... + 105244.

It is an arithmetic number, because the mean of its divisors is an integer number (24309424).

Almost surely, 297027669 is an apocalyptic number.

It is an amenable number.

97027669 is a deficient number, since it is larger than the sum of its proper divisors (210027).

97027669 is a wasteful number, since it uses less digits than its factorization.

97027669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210026.

The product of its (nonzero) digits is 285768, while the sum is 46.

The square root of 97027669 is about 9850.2623822922. The cubic root of 97027669 is about 459.5137726204.

It can be divided in two parts, 9702 and 7669, that added together give a palindrome (17371).

The spelling of 97027669 in words is "ninety-seven million, twenty-seven thousand, six hundred sixty-nine".

Divisors: 1 463 209563 97027669