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31434010022 = 21011301119611
BaseRepresentation
bin11101010001100111…
…001110110110100110
310000010200122011022102
4131101213032312212
51003334101310042
622235055532102
72161651451042
oct352147166646
9100120564272
1031434010022
1112370751a88
12611322a032
132c6c4c0b3c
141742a91022
15c3e98ab32
hex7519ceda6

31434010022 has 16 divisors (see below), whose sum is σ = 47654856144. Its totient is φ = 15549300000.

The previous prime is 31434010009. The next prime is 31434010031. The reversal of 31434010022 is 22001043413.

It is a junction number, because it is equal to n+sod(n) for n = 31434009976 and 31434010003.

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, 202997 + ... + 322607.

It is an arithmetic number, because the mean of its divisors is an integer number (2978428509).

Almost surely, 231434010022 is an apocalyptic number.

31434010022 is a deficient number, since it is larger than the sum of its proper divisors (16220846122).

31434010022 is a wasteful number, since it uses less digits than its factorization.

31434010022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121015.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 31434010022 its reverse (22001043413), we get a palindrome (53435053435).

The spelling of 31434010022 in words is "thirty-one billion, four hundred thirty-four million, ten thousand, twenty-two".

Divisors: 1 2 101 202 1301 2602 119611 131401 239222 262802 12080711 24161422 155613911 311227822 15717005011 31434010022