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764173430061 = 36717321976057
BaseRepresentation
bin10110001111011000100…
…10010010110100101101
32201001110120010102020220
423013230102102310231
5100010011344230221
61343020104401553
7106131633660546
oct13075422226455
92631416112226
10764173430061
112750a1a85508
121041281762b9
13570a472c172
1428db41754cd
1514d27ddc0c6
hexb1ec492d2d

764173430061 has 16 divisors (see below), whose sum is σ = 1040082873024. Its totient is φ = 498944375424.

The previous prime is 764173430051. The next prime is 764173430077. The reversal of 764173430061 is 160034371467.

764173430061 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 764173430061 - 210 = 764173429037 is a prime.

It is a super-2 number, since 2×7641734300612 (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 764173429995 and 764173430022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (764173430021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10953256 + ... + 11022801.

It is an arithmetic number, because the mean of its divisors is an integer number (65005179564).

Almost surely, 2764173430061 is an apocalyptic number.

It is an amenable number.

764173430061 is a deficient number, since it is larger than the sum of its proper divisors (275909442963).

764173430061 is a wasteful number, since it uses less digits than its factorization.

764173430061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21976300.

The product of its (nonzero) digits is 254016, while the sum is 42.

The spelling of 764173430061 in words is "seven hundred sixty-four billion, one hundred seventy-three million, four hundred thirty thousand, sixty-one".

Divisors: 1 3 67 173 201 519 11591 34773 21976057 65928171 1472395819 3801857861 4417187457 11405573583 254724476687 764173430061