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612061017044 = 22809876121589
BaseRepresentation
bin10001110100000011010…
…11011111001111010100
32011111211120210012111012
420322001223133033110
540012000110021134
61145102115431352
762135304543011
oct10720153371724
92144746705435
10612061017044
11216634540184
129a755bb5558
1345942636b99
14218a4026708
1510dc3b426ce
hex8e81adf3d4

612061017044 has 24 divisors (see below), whose sum is σ = 1072602858600. Its totient is φ = 305603182080.

The previous prime is 612061016999. The next prime is 612061017091. The reversal of 612061017044 is 440710160216.

It can be written as a sum of positive squares in 4 ways, for example, as 70762384144 + 541298632900 = 266012^2 + 735730^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 612061017044.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28339802 + ... + 28361390.

It is an arithmetic number, because the mean of its divisors is an integer number (44691785775).

Almost surely, 2612061017044 is an apocalyptic number.

It is an amenable number.

612061017044 is a deficient number, since it is larger than the sum of its proper divisors (460541841556).

612061017044 is a wasteful number, since it uses less digits than its factorization.

612061017044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31163 (or 31161 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 32.

The spelling of 612061017044 in words is "six hundred twelve billion, sixty-one million, seventeen thousand, forty-four".

Divisors: 1 2 4 809 1618 3236 8761 17522 21589 35044 43178 86356 7087649 14175298 17465501 28350596 34931002 69862004 189141229 378282458 756564916 153015254261 306030508522 612061017044