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34912038 = 237831239
BaseRepresentation
bin1000010100101…
…1011100100110
32102200201022110
42011023130212
532414141123
63244141450
7602514240
oct205133446
972621273
1034912038
1118785a27
12b837886
137304a15
1448cb090
1530e9493
hex214b726

34912038 has 16 divisors (see below), whose sum is σ = 79799040. Its totient is φ = 9974856.

The previous prime is 34912019. The next prime is 34912039. The reversal of 34912038 is 83021943.

It is a junction number, because it is equal to n+sod(n) for n = 34911996 and 34912014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34912039) 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, 415578 + ... + 415661.

It is an arithmetic number, because the mean of its divisors is an integer number (4987440).

Almost surely, 234912038 is an apocalyptic number.

34912038 is an abundant number, since it is smaller than the sum of its proper divisors (44887002).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

34912038 is a wasteful number, since it uses less digits than its factorization.

34912038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 831251.

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 34912038 is about 5908.6409604917. The cubic root of 34912038 is about 326.8323730069.

The spelling of 34912038 in words is "thirty-four million, nine hundred twelve thousand, thirty-eight".

Divisors: 1 2 3 6 7 14 21 42 831239 1662478 2493717 4987434 5818673 11637346 17456019 34912038