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80354940926 = 2133090574651
BaseRepresentation
bin100101011010110000…
…1110001011111111110
321200102001222221102012
41022311201301133332
52304031331102201
6100525313131222
75543161504541
oct1126541613776
9250361887365
1080354940926
11310952a6497
12136a6859b12
13776782ac30
143c63d70858
1521547315bb
hex12b58717fe

80354940926 has 8 divisors (see below), whose sum is σ = 129804135384. Its totient is φ = 37086895800.

The previous prime is 80354940907. The next prime is 80354940943. The reversal of 80354940926 is 62904945308.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1545287300 + ... + 1545287351.

It is an arithmetic number, because the mean of its divisors is an integer number (16225516923).

Almost surely, 280354940926 is an apocalyptic number.

80354940926 is a deficient number, since it is larger than the sum of its proper divisors (49449194458).

80354940926 is a wasteful number, since it uses less digits than its factorization.

80354940926 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3090574666.

The product of its (nonzero) digits is 1866240, while the sum is 50.

The spelling of 80354940926 in words is "eighty billion, three hundred fifty-four million, nine hundred forty thousand, nine hundred twenty-six".

Divisors: 1 2 13 26 3090574651 6181149302 40177470463 80354940926