Search a number
-
+
30869462 = 2131187287
BaseRepresentation
bin111010111000…
…0011111010110
32011002022221102
41311300133112
530400310322
63021350102
7523246301
oct165603726
964068842
1030869462
1116474758
12a408332
13651a970
144157b38
152a9b792
hex1d707d6

30869462 has 8 divisors (see below), whose sum is σ = 49866096. Its totient is φ = 14247432.

The previous prime is 30869441. The next prime is 30869483. The reversal of 30869462 is 26496803.

It is an interprime number because it is at equal distance from previous prime (30869441) and next prime (30869483).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 593618 + ... + 593669.

It is an arithmetic number, because the mean of its divisors is an integer number (6233262).

Almost surely, 230869462 is an apocalyptic number.

30869462 is a deficient number, since it is larger than the sum of its proper divisors (18996634).

30869462 is a wasteful number, since it uses less digits than its factorization.

30869462 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1187302.

The product of its (nonzero) digits is 62208, while the sum is 38.

The square root of 30869462 is about 5556.0293375755. The cubic root of 30869462 is about 313.6965098782.

The spelling of 30869462 in words is "thirty million, eight hundred sixty-nine thousand, four hundred sixty-two".

Divisors: 1 2 13 26 1187287 2374574 15434731 30869462