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34738930 = 253793889
BaseRepresentation
bin1000010010000…
…1001011110010
32102100220212001
42010201023302
532343121210
63240324214
7601163452
oct204411362
972326761
1034738930
1118677966
12b77366a
137273ca5
144883d62
1530b303a
hex21212f2

34738930 has 16 divisors (see below), whose sum is σ = 64220760. Its totient is φ = 13519872.

The previous prime is 34738927. The next prime is 34738933. The reversal of 34738930 is 3983743.

It is an interprime number because it is at equal distance from previous prime (34738927) and next prime (34738933).

It can be written as a sum of positive squares in 4 ways, for example, as 24000201 + 10738729 = 4899^2 + 3277^2 .

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a self number, because there is not a number n which added to its sum of digits gives 34738930.

It is not an unprimeable number, because it can be changed into a prime (34738933) 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, 46575 + ... + 47314.

Almost surely, 234738930 is an apocalyptic number.

34738930 is a deficient number, since it is larger than the sum of its proper divisors (29481830).

34738930 is a wasteful number, since it uses less digits than its factorization.

34738930 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93933.

The product of its (nonzero) digits is 54432, while the sum is 37.

The square root of 34738930 is about 5893.9740413409. The cubic root of 34738930 is about 326.2912886975.

It can be divided in two parts, 3473 and 8930, that added together give a triangular number (12403 = T157).

The spelling of 34738930 in words is "thirty-four million, seven hundred thirty-eight thousand, nine hundred thirty".

Divisors: 1 2 5 10 37 74 185 370 93889 187778 469445 938890 3473893 6947786 17369465 34738930