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145579034780 = 22519493734711
BaseRepresentation
bin1000011110010100101…
…1111100100010011100
3111220202122122012200222
42013211023330202130
54341121213103110
6150513355540512
713342404243554
oct2074513744234
9456678565628
10145579034780
115681562a593
122426a15a738
13109606888ca
14709057a164
153bc0903c55
hex21e52fc89c

145579034780 has 24 divisors (see below), whose sum is σ = 305872912800. Its totient is φ = 58201720640.

The previous prime is 145579034779. The next prime is 145579034791. The reversal of 145579034780 is 87430975541.

145579034780 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1828376 + ... + 1906335.

It is an arithmetic number, because the mean of its divisors is an integer number (12744704700).

Almost surely, 2145579034780 is an apocalyptic number.

145579034780 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

145579034780 is an abundant number, since it is smaller than the sum of its proper divisors (160293878020).

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

145579034780 is a wasteful number, since it uses less digits than its factorization.

145579034780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3736669 (or 3736667 counting only the distinct ones).

The product of its (nonzero) digits is 4233600, while the sum is 53.

The spelling of 145579034780 in words is "one hundred forty-five billion, five hundred seventy-nine million, thirty-four thousand, seven hundred eighty".

Divisors: 1 2 4 5 10 20 1949 3898 7796 9745 19490 38980 3734711 7469422 14938844 18673555 37347110 74694220 7278951739 14557903478 29115806956 36394758695 72789517390 145579034780