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97505234 = 21723671861
BaseRepresentation
bin1011100111111…
…00111111010010
320210110210000222
411303330333102
5144430131414
613401513042
72262531551
oct563747722
9223423028
1097505234
1150048142
12287a2782
131727c108
14cd41d98
15886068e
hex5cfcfd2

97505234 has 32 divisors (see below), whose sum is σ = 164094336. Its totient is φ = 43211520.

The previous prime is 97505231. The next prime is 97505263. The reversal of 97505234 is 43250579.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 97505194 and 97505203.

It is not an unprimeable number, because it can be changed into a prime (97505231) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51464 + ... + 53324.

It is an arithmetic number, because the mean of its divisors is an integer number (5127948).

Almost surely, 297505234 is an apocalyptic number.

97505234 is a deficient number, since it is larger than the sum of its proper divisors (66589102).

97505234 is a wasteful number, since it uses less digits than its factorization.

With its successor (97505235) it forms a Ruth-Aaron pair, since the sum of their distinct prime factors is the same (1970).

97505234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1970.

The product of its (nonzero) digits is 37800, while the sum is 35.

The square root of 97505234 is about 9874.4738594013. The cubic root of 97505234 is about 460.2664398466.

The spelling of 97505234 in words is "ninety-seven million, five hundred five thousand, two hundred thirty-four".

Divisors: 1 2 17 23 34 46 67 134 391 782 1139 1541 1861 2278 3082 3722 26197 31637 42803 52394 63274 85606 124687 249374 727651 1455302 2119679 2867801 4239358 5735602 48752617 97505234