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30137341 = 1321110987
BaseRepresentation
bin111001011110…
…1101111111101
32002201010122211
41302331233331
530203343331
62553540421
7514106653
oct162755775
962633584
1030137341
11160146a3
12a114711
136322660
144006dd3
1529a48b1
hex1cbdbfd

30137341 has 8 divisors (see below), whose sum is σ = 32612384. Its totient is φ = 27684720.

The previous prime is 30137339. The next prime is 30137347. The reversal of 30137341 is 14373103.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 30137341 - 21 = 30137339 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30137347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2751 + ... + 8236.

It is an arithmetic number, because the mean of its divisors is an integer number (4076548).

Almost surely, 230137341 is an apocalyptic number.

It is an amenable number.

30137341 is a deficient number, since it is larger than the sum of its proper divisors (2475043).

30137341 is a wasteful number, since it uses less digits than its factorization.

30137341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11211.

The product of its (nonzero) digits is 756, while the sum is 22.

The square root of 30137341 is about 5489.7487192038. The cubic root of 30137341 is about 311.1966959787.

The spelling of 30137341 in words is "thirty million, one hundred thirty-seven thousand, three hundred forty-one".

Divisors: 1 13 211 2743 10987 142831 2318257 30137341