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68048652 = 22372196091
BaseRepresentation
bin1000000111001…
…01011100001100
311202001020012110
410003211130030
5114410024102
610430304020
71454255400
oct403453414
9152036173
1068048652
1135458a61
121a958010
1311137599
149075100
155e9286c
hex40e570c

68048652 has 72 divisors (see below), whose sum is σ = 194456640. Its totient is φ = 18416160.

The previous prime is 68048641. The next prime is 68048663. The reversal of 68048652 is 25684086.

It is an interprime number because it is at equal distance from previous prime (68048641) and next prime (68048663).

It is a self number, because there is not a number n which added to its sum of digits gives 68048652.

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 23 ways as a sum of consecutive naturals, for example, 8127 + ... + 14217.

Almost surely, 268048652 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 68048652, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (97228320).

68048652 is an abundant number, since it is smaller than the sum of its proper divisors (126407988).

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

68048652 is a wasteful number, since it uses less digits than its factorization.

68048652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6131 (or 6122 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 39.

The square root of 68048652 is about 8249.1606845788. The cubic root of 68048652 is about 408.2628304581.

The spelling of 68048652 in words is "sixty-eight million, forty-eight thousand, six hundred fifty-two".

Divisors: 1 2 3 4 6 7 12 14 19 21 28 38 42 49 57 76 84 98 114 133 147 196 228 266 294 399 532 588 798 931 1596 1862 2793 3724 5586 6091 11172 12182 18273 24364 36546 42637 73092 85274 115729 127911 170548 231458 255822 298459 347187 462916 511644 596918 694374 810103 895377 1193836 1388748 1620206 1790754 2430309 3240412 3581508 4860618 5670721 9721236 11341442 17012163 22682884 34024326 68048652