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97434433 = 643151531
BaseRepresentation
bin1011100111010…
…11101101000001
320210100011220201
411303223231001
5144420400213
613400205201
72262115255
oct563535501
9223304821
1097434433
114aaa9a28
1228769801
1317255b15
14cd24265
1588496dd
hex5cebb41

97434433 has 4 divisors (see below), whose sum is σ = 97586608. Its totient is φ = 97282260.

The previous prime is 97434401. The next prime is 97434437. The reversal of 97434433 is 33443479.

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: 33443479 = 49967021.

It is a cyclic number.

It is not a de Polignac number, because 97434433 - 25 = 97434401 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 97434392 and 97434401.

It is not an unprimeable number, because it can be changed into a prime (97434437) 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, 75123 + ... + 76408.

It is an arithmetic number, because the mean of its divisors is an integer number (24396652).

Almost surely, 297434433 is an apocalyptic number.

It is an amenable number.

97434433 is a deficient number, since it is larger than the sum of its proper divisors (152175).

97434433 is a wasteful number, since it uses less digits than its factorization.

97434433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152174.

The product of its digits is 108864, while the sum is 37.

The square root of 97434433 is about 9870.8881565946. Note that the first 3 decimals coincide. The cubic root of 97434433 is about 460.1550091963.

The spelling of 97434433 in words is "ninety-seven million, four hundred thirty-four thousand, four hundred thirty-three".

Divisors: 1 643 151531 97434433