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68001400148 = 22111545486367
BaseRepresentation
bin111111010101001100…
…110000010101010100
320111112010122001021212
4333111030300111110
52103231324301043
651123414000552
74625065235633
oct772514602524
9214463561255
1068001400148
1126926021460
1211219646158
1365493706a6
14341140351a
151b7ee28018
hexfd5330554

68001400148 has 12 divisors (see below), whose sum is σ = 129820854912. Its totient is φ = 30909727320.

The previous prime is 68001400127. The next prime is 68001400169. The reversal of 68001400148 is 84100410086.

68001400148 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (68001400127) and next prime (68001400169).

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, 772743140 + ... + 772743227.

It is an arithmetic number, because the mean of its divisors is an integer number (10818404576).

Almost surely, 268001400148 is an apocalyptic number.

It is an amenable number.

68001400148 is a deficient number, since it is larger than the sum of its proper divisors (61819454764).

68001400148 is a wasteful number, since it uses less digits than its factorization.

68001400148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1545486382 (or 1545486380 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 32.

The spelling of 68001400148 in words is "sixty-eight billion, one million, four hundred thousand, one hundred forty-eight".

Divisors: 1 2 4 11 22 44 1545486367 3090972734 6181945468 17000350037 34000700074 68001400148