Search a number
-
+
76545368808 = 23343731016053
BaseRepresentation
bin100011101001001110…
…1011010001011101000
321022120120121121220120
41013102131122023220
52223231103300213
655055304523240
75346602620356
oct1072235321350
9238516547816
1076545368808
112a50a957587
1212a02a80520
1372ab4c194c
1439c202a7d6
151ed0074423
hex11d275a2e8

76545368808 has 64 divisors (see below), whose sum is σ = 198496309440. Its totient is φ = 24580329984.

The previous prime is 76545368777. The next prime is 76545368821. The reversal of 76545368808 is 80886354567.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 432691 + ... + 583362.

It is an arithmetic number, because the mean of its divisors is an integer number (3101504835).

Almost surely, 276545368808 is an apocalyptic number.

It is an amenable number.

76545368808 is an abundant number, since it is smaller than the sum of its proper divisors (121950940632).

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

76545368808 is a wasteful number, since it uses less digits than its factorization.

76545368808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1016178 (or 1016174 counting only the distinct ones).

The product of its (nonzero) digits is 38707200, while the sum is 60.

The spelling of 76545368808 in words is "seventy-six billion, five hundred forty-five million, three hundred sixty-eight thousand, eight hundred eight".

Divisors: 1 2 3 4 6 8 12 24 43 73 86 129 146 172 219 258 292 344 438 516 584 876 1032 1752 3139 6278 9417 12556 18834 25112 37668 75336 1016053 2032106 3048159 4064212 6096318 8128424 12192636 24385272 43690279 74171869 87380558 131070837 148343738 174761116 222515607 262141674 296687476 349522232 445031214 524283348 593374952 890062428 1048566696 1780124856 3189390367 6378780734 9568171101 12757561468 19136342202 25515122936 38272684404 76545368808