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73468008080 = 2453724820273
BaseRepresentation
bin100010001101100001…
…0001101011010010000
321000122010000111121022
41010123002031122100
52200430302224310
653430054215012
75210414523245
oct1043302153220
9230563014538
1073468008080
1129180858955
12122a4354468
136c0aa9243c
1437ad4475cc
151d9eceda55
hex111b08d690

73468008080 has 40 divisors (see below), whose sum is σ = 175429696632. Its totient is φ = 28592953344.

The previous prime is 73468008077. The next prime is 73468008101. The reversal of 73468008080 is 8080086437.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 2897022976 + 70570985104 = 53824^2 + 265652^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×734680080802 (a number of 23 digits) contains 22 as substring.

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, 12407177 + ... + 12413096.

Almost surely, 273468008080 is an apocalyptic number.

It is an amenable number.

73468008080 is an abundant number, since it is smaller than the sum of its proper divisors (101961688552).

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

73468008080 is a wasteful number, since it uses less digits than its factorization.

73468008080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24820323 (or 24820317 counting only the distinct ones).

The product of its (nonzero) digits is 258048, while the sum is 44.

The spelling of 73468008080 in words is "seventy-three billion, four hundred sixty-eight million, eight thousand, eighty".

Divisors: 1 2 4 5 8 10 16 20 37 40 74 80 148 185 296 370 592 740 1480 2960 24820273 49640546 99281092 124101365 198562184 248202730 397124368 496405460 918350101 992810920 1836700202 1985621840 3673400404 4591750505 7346800808 9183501010 14693601616 18367002020 36734004040 73468008080