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34839957 = 311613319
BaseRepresentation
bin1000010011100…
…1110110010101
32102120001102210
42010321312111
532404334312
63242424033
7602064135
oct204716625
972501383
1034839957
1118736859
12b802019
1372aac79
1448acac5
1530d2e3c
hex2139d95

34839957 has 4 divisors (see below), whose sum is σ = 46453280. Its totient is φ = 23226636.

The previous prime is 34839947. The next prime is 34839983. The reversal of 34839957 is 75993843.

34839957 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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.

It is not a de Polignac number, because 34839957 - 24 = 34839941 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34839947) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5806657 + ... + 5806662.

It is an arithmetic number, because the mean of its divisors is an integer number (11613320).

Almost surely, 234839957 is an apocalyptic number.

It is an amenable number.

34839957 is a deficient number, since it is larger than the sum of its proper divisors (11613323).

34839957 is a wasteful number, since it uses less digits than its factorization.

34839957 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11613322.

The product of its digits is 816480, while the sum is 48.

The square root of 34839957 is about 5902.5381828498. The cubic root of 34839957 is about 326.6072869764.

The spelling of 34839957 in words is "thirty-four million, eight hundred thirty-nine thousand, nine hundred fifty-seven".

Divisors: 1 3 11613319 34839957