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68030150 = 2524728949
BaseRepresentation
bin1000000111000…
…00111011000110
311202000021211012
410003200323012
5114403431100
610430042222
71454150426
oct403407306
9152007735
1068030150
1135446071
121a949372
131112c036
14906c486
155e8c135
hex40e0ec6

68030150 has 24 divisors (see below), whose sum is σ = 129232800. Its totient is φ = 26632160.

The previous prime is 68030101. The next prime is 68030173. The reversal of 68030150 is 5103086.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12125 + ... + 16824.

It is an arithmetic number, because the mean of its divisors is an integer number (5384700).

Almost surely, 268030150 is an apocalyptic number.

68030150 is a deficient number, since it is larger than the sum of its proper divisors (61202650).

68030150 is a wasteful number, since it uses less digits than its factorization.

68030150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29008 (or 29003 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 68030150 is about 8248.0391609158. The cubic root of 68030150 is about 408.2258257398.

The spelling of 68030150 in words is "sixty-eight million, thirty thousand, one hundred fifty".

Divisors: 1 2 5 10 25 47 50 94 235 470 1175 2350 28949 57898 144745 289490 723725 1360603 1447450 2721206 6803015 13606030 34015075 68030150