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97893956168 = 2327763596947
BaseRepresentation
bin101101100101011101…
…1110011101001001000
3100100200101202020020022
41123022323303221020
53100441323044133
6112545531120012
710033621620011
oct1331273635110
9310611666208
1097893956168
113857564a208
1216b805a3008
1393013b6968
144a49480008
15282e3cb998
hex16caef3a48

97893956168 has 32 divisors (see below), whose sum is σ = 184269297600. Its totient is φ = 48755585472.

The previous prime is 97893956161. The next prime is 97893956197. The reversal of 97893956168 is 86165939879.

It is a Smith number, since the sum of its digits (71) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (97893956161) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14088071 + ... + 14095017.

It is an arithmetic number, because the mean of its divisors is an integer number (5758415550).

Almost surely, 297893956168 is an apocalyptic number.

It is an amenable number.

97893956168 is a deficient number, since it is larger than the sum of its proper divisors (86375341432).

97893956168 is a wasteful number, since it uses less digits than its factorization.

97893956168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13589 (or 13585 counting only the distinct ones).

The product of its digits is 176359680, while the sum is 71.

The spelling of 97893956168 in words is "ninety-seven billion, eight hundred ninety-three million, nine hundred fifty-six thousand, one hundred sixty-eight".

Divisors: 1 2 4 8 277 554 1108 2216 6359 6947 12718 13894 25436 27788 50872 55576 1761443 1924319 3522886 3848638 7045772 7697276 14091544 15394552 44175973 88351946 176703892 353407784 12236744521 24473489042 48946978084 97893956168