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30088077 = 3191373853
BaseRepresentation
bin111001011000…
…1101110001101
32002121122002020
41302301232031
530200304302
62552520353
7513513225
oct162615615
962548066
1030088077
1115a90688
12a0b00b9
1363060c6
143dd3085
152994ebc
hex1cb1b8d

30088077 has 16 divisors (see below), whose sum is σ = 42548160. Its totient is φ = 18859392.

The previous prime is 30088063. The next prime is 30088099. The reversal of 30088077 is 77088003.

It is not a de Polignac number, because 30088077 - 24 = 30088061 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30088027) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5883 + ... + 9735.

It is an arithmetic number, because the mean of its divisors is an integer number (2659260).

Almost surely, 230088077 is an apocalyptic number.

It is an amenable number.

30088077 is a deficient number, since it is larger than the sum of its proper divisors (12460083).

30088077 is a wasteful number, since it uses less digits than its factorization.

30088077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4012.

The product of its (nonzero) digits is 9408, while the sum is 33.

The square root of 30088077 is about 5485.2599756074. The cubic root of 30088077 is about 311.0270376234.

The spelling of 30088077 in words is "thirty million, eighty-eight thousand, seventy-seven".

Divisors: 1 3 19 57 137 411 2603 3853 7809 11559 73207 219621 527861 1583583 10029359 30088077