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612312251270 = 25118395171993
BaseRepresentation
bin10001110100100001010…
…01110111101110000110
32011112111002112020001112
420322100221313232012
540013003414020040
61145143052325022
762144445155216
oct10722051675606
92145432466045
10612312251270
11216753337175
129a806173772
13459826bc2a5
14218c9544246
1510ddac1c365
hex8e90a77b86

612312251270 has 16 divisors (see below), whose sum is σ = 1102255361280. Its totient is φ = 244904165184.

The previous prime is 612312251263. The next prime is 612312251297. The reversal of 612312251270 is 72152213216.

612312251270 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×6123122512703 (a number of 36 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

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, 2467607 + ... + 2704386.

It is an arithmetic number, because the mean of its divisors is an integer number (68890960080).

Almost surely, 2612312251270 is an apocalyptic number.

612312251270 is a deficient number, since it is larger than the sum of its proper divisors (489943110010).

612312251270 is a wasteful number, since it uses less digits than its factorization.

612312251270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5183839.

The product of its (nonzero) digits is 10080, while the sum is 32.

Adding to 612312251270 its reverse (72152213216), we get a palindrome (684464464486).

The spelling of 612312251270 in words is "six hundred twelve billion, three hundred twelve million, two hundred fifty-one thousand, two hundred seventy".

Divisors: 1 2 5 10 11839 23678 59195 118390 5171993 10343986 25859965 51719930 61231225127 122462450254 306156125635 612312251270