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97648041037 = 591655051543
BaseRepresentation
bin101101011110001000…
…1101101110001001101
3100100001021000110002111
41122330101231301031
53044440344303122
6112505304224021
710024544440201
oct1327421556115
9310037013074
1097648041037
1138459856568
1216b1216b011
139292474651
144a24948b01
152817a02d77
hex16bc46dc4d

97648041037 has 4 divisors (see below), whose sum is σ = 99303092640. Its totient is φ = 95992989436.

The previous prime is 97648040989. The next prime is 97648041053. The reversal of 97648041037 is 73014084679.

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 an emirpimes, since its reverse is a distinct semiprime: 73014084679 = 90918031469.

It is a cyclic number.

It is not a de Polignac number, because 97648041037 - 27 = 97648040909 is a prime.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97648041137) 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, 827525713 + ... + 827525830.

It is an arithmetic number, because the mean of its divisors is an integer number (24825773160).

Almost surely, 297648041037 is an apocalyptic number.

It is an amenable number.

97648041037 is a deficient number, since it is larger than the sum of its proper divisors (1655051603).

97648041037 is a wasteful number, since it uses less digits than its factorization.

97648041037 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1655051602.

The product of its (nonzero) digits is 1016064, while the sum is 49.

The spelling of 97648041037 in words is "ninety-seven billion, six hundred forty-eight million, forty-one thousand, thirty-seven".

Divisors: 1 59 1655051543 97648041037