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425379130542 = 23223632173919
BaseRepresentation
bin1100011000010101001…
…00100110110010101110
31111122222101212210010200
412030022210212302232
523432134024134132
6523225543014330
742506201644152
oct6141244466256
91448871783120
10425379130542
1115444747a853
126a53673a3a6
133116158a052
1416834a3b062
15b0e9a0ad7c
hex630a926cae

425379130542 has 12 divisors (see below), whose sum is σ = 921654782880. Its totient is φ = 141793043508.

The previous prime is 425379130493. The next prime is 425379130639. The reversal of 425379130542 is 245031973524.

It is a happy number.

425379130542 is a `hidden beast` number, since 4 + 2 + 5 + 3 + 79 + 1 + 30 + 542 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11816086942 + ... + 11816086977.

It is an arithmetic number, because the mean of its divisors is an integer number (76804565240).

Almost surely, 2425379130542 is an apocalyptic number.

425379130542 is an abundant number, since it is smaller than the sum of its proper divisors (496275652338).

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

425379130542 is a wasteful number, since it uses less digits than its factorization.

425379130542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23632173927 (or 23632173924 counting only the distinct ones).

The product of its (nonzero) digits is 907200, while the sum is 45.

The spelling of 425379130542 in words is "four hundred twenty-five billion, three hundred seventy-nine million, one hundred thirty thousand, five hundred forty-two".

Divisors: 1 2 3 6 9 18 23632173919 47264347838 70896521757 141793043514 212689565271 425379130542