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97035431 = 336128871
BaseRepresentation
bin1011100100010…
…10010010100111
320202120220120212
411302022102213
5144320113211
613343450035
72255534063
oct562122247
9222526525
1097035431
114a857179
12285b691b
131714631c
14cc5caa3
1587bb38b
hex5c8a4a7

97035431 has 4 divisors (see below), whose sum is σ = 97067664. Its totient is φ = 97003200.

The previous prime is 97035377. The next prime is 97035467. The reversal of 97035431 is 13453079.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 13453079 = 69119469.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-97035431 is a prime.

It is a super-2 number, since 2×970354312 = 18831749738711522, 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 (97032431) 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 3 ways as a sum of consecutive naturals, for example, 11075 + ... + 17796.

It is an arithmetic number, because the mean of its divisors is an integer number (24266916).

Almost surely, 297035431 is an apocalyptic number.

97035431 is a deficient number, since it is larger than the sum of its proper divisors (32233).

97035431 is a wasteful number, since it uses less digits than its factorization.

97035431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32232.

The product of its (nonzero) digits is 11340, while the sum is 32.

The square root of 97035431 is about 9850.6563740697. The cubic root of 97035431 is about 459.5260256572.

The spelling of 97035431 in words is "ninety-seven million, thirty-five thousand, four hundred thirty-one".

Divisors: 1 3361 28871 97035431