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30776234 = 283397467
BaseRepresentation
bin111010101100…
…1101110101010
32010220121001112
41311121232222
530334314414
63015350322
7522410426
oct165315652
963817045
1030776234
1116410705
12a3823a2
1364b73b8
144131b86
152a7dd3e
hex1d59baa

30776234 has 16 divisors (see below), whose sum is σ = 46938528. Its totient is φ = 15131952.

The previous prime is 30776233. The next prime is 30776237. The reversal of 30776234 is 43267703.

It is a self number, because there is not a number n which added to its sum of digits gives 30776234.

It is not an unprimeable number, because it can be changed into a prime (30776233) 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, 65669 + ... + 66135.

It is an arithmetic number, because the mean of its divisors is an integer number (2933658).

Almost surely, 230776234 is an apocalyptic number.

30776234 is a deficient number, since it is larger than the sum of its proper divisors (16162294).

30776234 is a wasteful number, since it uses less digits than its factorization.

30776234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 949.

The product of its (nonzero) digits is 21168, while the sum is 32.

The square root of 30776234 is about 5547.6331890276. The cubic root of 30776234 is about 313.3803960795.

The spelling of 30776234 in words is "thirty million, seven hundred seventy-six thousand, two hundred thirty-four".

Divisors: 1 2 83 166 397 467 794 934 32951 38761 65902 77522 185399 370798 15388117 30776234