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30340704 = 253317997
BaseRepresentation
bin111001110111…
…1011001100000
32010002110121210
41303233121200
530231400304
63002150120
7515614602
oct163573140
963073553
1030340704
1116143469
12a1b2340
1363940a4
14405b172
1529e4c89
hex1cef660

30340704 has 48 divisors (see below), whose sum is σ = 79975728. Its totient is φ = 10071552.

The previous prime is 30340637. The next prime is 30340741. The reversal of 30340704 is 40704303.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29934 + ... + 30930.

It is an arithmetic number, because the mean of its divisors is an integer number (1666161).

Almost surely, 230340704 is an apocalyptic number.

It is an amenable number.

30340704 is an abundant number, since it is smaller than the sum of its proper divisors (49635024).

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

30340704 is a wasteful number, since it uses less digits than its factorization.

30340704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1327 (or 1319 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 21.

The square root of 30340704 is about 5508.2396462028. The cubic root of 30340704 is about 311.8950995141.

The spelling of 30340704 in words is "thirty million, three hundred forty thousand, seven hundred four".

Divisors: 1 2 3 4 6 8 12 16 24 32 48 96 317 634 951 997 1268 1902 1994 2536 2991 3804 3988 5072 5982 7608 7976 10144 11964 15216 15952 23928 30432 31904 47856 95712 316049 632098 948147 1264196 1896294 2528392 3792588 5056784 7585176 10113568 15170352 30340704