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30377914 = 272578443
BaseRepresentation
bin111001111100…
…0011110111010
32010011100122221
41303320132322
530234043124
63003034254
7516131230
oct163703672
963140587
1030377914
1116169416
12a20b98a
1363a7cc8
14406a950
152a00ce4
hex1cf87ba

30377914 has 16 divisors (see below), whose sum is σ = 52285248. Its totient is φ = 12966912.

The previous prime is 30377899. The next prime is 30377927. The reversal of 30377914 is 41977303.

It is a self number, because there is not a number n which added to its sum of digits gives 30377914.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 624 + ... + 7819.

It is an arithmetic number, because the mean of its divisors is an integer number (3267828).

Almost surely, 230377914 is an apocalyptic number.

30377914 is a deficient number, since it is larger than the sum of its proper divisors (21907334).

30377914 is a wasteful number, since it uses less digits than its factorization.

30377914 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8709.

The product of its (nonzero) digits is 15876, while the sum is 34.

The square root of 30377914 is about 5511.6162783706. The cubic root of 30377914 is about 312.0225506931.

The spelling of 30377914 in words is "thirty million, three hundred seventy-seven thousand, nine hundred fourteen".

Divisors: 1 2 7 14 257 514 1799 3598 8443 16886 59101 118202 2169851 4339702 15188957 30377914