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34540761 = 311513587
BaseRepresentation
bin1000001111000…
…0110011011001
32101222212000110
42003300303121
532320301021
63232154533
7566406633
oct203606331
971885013
1034540761
1118551a92
12b698a49
137204a28
144831a53
153074476
hex20f0cd9

34540761 has 4 divisors (see below), whose sum is σ = 46054352. Its totient is φ = 23027172.

The previous prime is 34540729. The next prime is 34540763. The reversal of 34540761 is 16704543.

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: 16704543 = 35568181.

It is not a de Polignac number, because 34540761 - 25 = 34540729 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34540763) 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, 5756791 + ... + 5756796.

It is an arithmetic number, because the mean of its divisors is an integer number (11513588).

Almost surely, 234540761 is an apocalyptic number.

It is an amenable number.

34540761 is a deficient number, since it is larger than the sum of its proper divisors (11513591).

34540761 is a wasteful number, since it uses less digits than its factorization.

34540761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11513590.

The product of its (nonzero) digits is 10080, while the sum is 30.

The square root of 34540761 is about 5877.1388447101. The cubic root of 34540761 is about 325.6696598548.

The spelling of 34540761 in words is "thirty-four million, five hundred forty thousand, seven hundred sixty-one".

Divisors: 1 3 11513587 34540761