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30374806 = 27211191483
BaseRepresentation
bin111001111011…
…1101110010110
32010011012101211
41303313232112
530233443211
63003012034
7516116200
oct163675626
963135354
1030374806
1116167050
12a20a01a
1363a6777
144069770
1529eee21
hex1cf7b96

30374806 has 48 divisors (see below), whose sum is σ = 60903360. Its totient is φ = 11203920.

The previous prime is 30374797. The next prime is 30374807. The reversal of 30374806 is 60847303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30374807) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19741 + ... + 21223.

It is an arithmetic number, because the mean of its divisors is an integer number (1268820).

Almost surely, 230374806 is an apocalyptic number.

30374806 is an abundant number, since it is smaller than the sum of its proper divisors (30528554).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

30374806 is a wasteful number, since it uses less digits than its factorization.

30374806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1529 (or 1522 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 31.

The square root of 30374806 is about 5511.3343211966. The cubic root of 30374806 is about 312.0119091992.

The spelling of 30374806 in words is "thirty million, three hundred seventy-four thousand, eight hundred six".

Divisors: 1 2 7 11 14 19 22 38 49 77 98 133 154 209 266 418 539 931 1078 1463 1483 1862 2926 2966 10241 10381 16313 20482 20762 28177 32626 56354 72667 114191 145334 197239 228382 309947 394478 619894 799337 1380673 1598674 2169629 2761346 4339258 15187403 30374806