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30580704 = 25327211197
BaseRepresentation
bin111010010100…
…1111111100000
32010112122211200
41310221333200
530312040304
63011241200
7520634400
oct164517740
963478750
1030580704
1116297810
12a2a9200
1364493bb
1440c0800
152a40e39
hex1d29fe0

30580704 has 216 divisors, whose sum is σ = 110918808. Its totient is φ = 7902720.

The previous prime is 30580699. The next prime is 30580721. The reversal of 30580704 is 40708503.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 155134 + ... + 155330.

It is an arithmetic number, because the mean of its divisors is an integer number (513513).

Almost surely, 230580704 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 30580704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55459404).

30580704 is an abundant number, since it is smaller than the sum of its proper divisors (80338104).

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

30580704 is a wasteful number, since it uses less digits than its factorization.

30580704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238 (or 220 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 30580704 is about 5529.9822784526. The cubic root of 30580704 is about 312.7153212569.

The spelling of 30580704 in words is "thirty million, five hundred eighty thousand, seven hundred four".