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525011020142 = 27172157217829
BaseRepresentation
bin1111010001111010001…
…10000110100101101110
31212012010220212011211212
413220331012012211232
532100210310121032
61041104200114422
752634156016410
oct7507506064556
91765126764755
10525011020142
11192724041084
1285901165a12
133a67ba4228b
141b5a6c389b0
15d9cb780bb2
hex7a3d18696e

525011020142 has 16 divisors (see below), whose sum is σ = 900028251360. Its totient is φ = 225002383008.

The previous prime is 525011020109. The next prime is 525011020217. The reversal of 525011020142 is 241020110525.

It is a congruent number.

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, 2301284 + ... + 2519112.

It is an arithmetic number, because the mean of its divisors is an integer number (56251765710).

Almost surely, 2525011020142 is an apocalyptic number.

525011020142 is a deficient number, since it is larger than the sum of its proper divisors (375017231218).

525011020142 is a wasteful number, since it uses less digits than its factorization.

525011020142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 389995.

The product of its (nonzero) digits is 800, while the sum is 23.

Adding to 525011020142 its reverse (241020110525), we get a palindrome (766031130667).

The spelling of 525011020142 in words is "five hundred twenty-five billion, eleven million, twenty thousand, one hundred forty-two".

Divisors: 1 2 7 14 172157 217829 344314 435658 1205099 1524803 2410198 3049606 37500787153 75001574306 262505510071 525011020142