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30079246 = 230748989
BaseRepresentation
bin111001010111…
…1100100001110
32002121011222011
41302233210032
530200013441
62552411434
7513445411
oct162574416
962534864
1030079246
1115a84a8a
12a0a6b7a
136302092
143dcdb78
152992581
hex1caf90e

30079246 has 8 divisors (see below), whose sum is σ = 45266760. Its totient is φ = 14990328.

The previous prime is 30079229. The next prime is 30079267. The reversal of 30079246 is 64297003.

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

It is a super-2 number, since 2×300792462 = 1809522079857032, which contains 22 as substring.

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, 23881 + ... + 25108.

It is an arithmetic number, because the mean of its divisors is an integer number (5658345).

Almost surely, 230079246 is an apocalyptic number.

30079246 is a deficient number, since it is larger than the sum of its proper divisors (15187514).

30079246 is a wasteful number, since it uses less digits than its factorization.

30079246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49298.

The product of its (nonzero) digits is 9072, while the sum is 31.

The square root of 30079246 is about 5484.4549410128. The cubic root of 30079246 is about 310.9966053192.

The spelling of 30079246 in words is "thirty million, seventy-nine thousand, two hundred forty-six".

Divisors: 1 2 307 614 48989 97978 15039623 30079246