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761268007692 = 223359214232
BaseRepresentation
bin10110001001111110001…
…10111111001100001100
32200202222002001200001000
423010333012333030030
544433034102221232
61341415515220300
7105666634204443
oct13047706771414
92622862050030
10761268007692
11273940a426a5
12103657147690
1356a3081032a
1428bba34bd5a
1514c07ccb27c
hexb13f1bf30c

761268007692 has 108 divisors (see below), whose sum is σ = 2009088472440. Its totient is φ = 249279751152.

The previous prime is 761268007673. The next prime is 761268007733. The reversal of 761268007692 is 296700862167.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It is a tau number, because it is divible by the number of its divisors (108).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 534973293 + ... + 534974715.

Almost surely, 2761268007692 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 761268007692, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1004544236220).

761268007692 is an abundant number, since it is smaller than the sum of its proper divisors (1247820464748).

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

761268007692 is an equidigital number, since it uses as much as digits as its factorization.

761268007692 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2977 (or 1487 counting only the distinct ones).

The product of its (nonzero) digits is 3048192, while the sum is 54.

The spelling of 761268007692 in words is "seven hundred sixty-one billion, two hundred sixty-eight million, seven thousand, six hundred ninety-two".

Divisors: 1 2 3 4 6 9 12 18 27 36 54 59 108 118 177 236 354 531 708 1062 1423 1593 2124 2846 3186 3481 4269 5692 6372 6962 8538 10443 12807 13924 17076 20886 25614 31329 38421 41772 51228 62658 76842 83957 93987 125316 153684 167914 187974 251871 335828 375948 503742 755613 1007484 1511226 2024929 2266839 3022452 4049858 4533678 4953463 6074787 8099716 9067356 9906926 12149574 14860389 18224361 19813852 24299148 29720778 36448722 44581167 54673083 59441556 72897444 89162334 109346166 119470811 133743501 178324668 218692332 238941622 267487002 358412433 477883244 534974004 716824866 1075237299 1433649732 2150474598 3225711897 4300949196 6451423794 7048777849 12902847588 14097555698 21146333547 28195111396 42292667094 63439000641 84585334188 126878001282 190317001923 253756002564 380634003846 761268007692