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30733469 = 1319124427
BaseRepresentation
bin111010100111…
…1010010011101
32010211102101122
41311033102131
530331432334
63014420325
7522141644
oct165172235
963742348
1030733469
1116391568
12a3616a5
1364a0ab0
14412035b
152a7132e
hex1d4f49d

30733469 has 8 divisors (see below), whose sum is σ = 34839840. Its totient is φ = 26876016.

The previous prime is 30733459. The next prime is 30733499. The reversal of 30733469 is 96433703.

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 30733469 - 24 = 30733453 is a prime.

It is a super-2 number, since 2×307334692 = 1889092233547922, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30733459) 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, 61967 + ... + 62460.

It is an arithmetic number, because the mean of its divisors is an integer number (4354980).

Almost surely, 230733469 is an apocalyptic number.

It is an amenable number.

30733469 is a deficient number, since it is larger than the sum of its proper divisors (4106371).

30733469 is a wasteful number, since it uses less digits than its factorization.

30733469 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124459.

The product of its (nonzero) digits is 40824, while the sum is 35.

The square root of 30733469 is about 5543.7775027503. Note that the first 3 decimals coincide. The cubic root of 30733469 is about 313.2351766128.

The spelling of 30733469 in words is "thirty million, seven hundred thirty-three thousand, four hundred sixty-nine".

Divisors: 1 13 19 247 124427 1617551 2364113 30733469