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34802380 = 2251740119
BaseRepresentation
bin1000010011000…
…0101011001100
32102111010220001
42010300223030
532402134010
63241534044
7601546444
oct204605314
972433801
1034802380
11187105a8
12b7a4324
137296b32
14489d124
1530c6c3a
hex2130acc

34802380 has 12 divisors (see below), whose sum is σ = 73085040. Its totient is φ = 13920944.

The previous prime is 34802359. The next prime is 34802387. The reversal of 34802380 is 8320843.

It is a super-2 number, since 2×348023802 = 2422411307328800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (34802387) 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, 870040 + ... + 870079.

It is an arithmetic number, because the mean of its divisors is an integer number (6090420).

Almost surely, 234802380 is an apocalyptic number.

It is an amenable number.

34802380 is an abundant number, since it is smaller than the sum of its proper divisors (38282660).

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

34802380 is a wasteful number, since it uses less digits than its factorization.

34802380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1740128 (or 1740126 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

The square root of 34802380 is about 5899.3542019445. The cubic root of 34802380 is about 326.4898228338.

The spelling of 34802380 in words is "thirty-four million, eight hundred two thousand, three hundred eighty".

Divisors: 1 2 4 5 10 20 1740119 3480238 6960476 8700595 17401190 34802380