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30001111084529 = 1361178609211817
BaseRepresentation
bin1101101001001001011011…
…00100011010110111110001
310221020002010000101200220222
412310210231210122313301
512413014233414201104
6143450153053342425
76214336333426544
oct664445544326761
9127202100350828
1030001111084529
119617444097332
1234464bb497a15
1313981286a1310
1475a0c0b7285b
153705e75ee1be
hex1b492d91adf1

30001111084529 has 16 divisors (see below), whose sum is σ = 32838881666640. Its totient is φ = 27239063132160.

The previous prime is 30001111084523. The next prime is 30001111084537. The reversal of 30001111084529 is 92548011110003.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 1465503936400 + 28535607148129 = 1210580^2 + 5341873^2 .

It is not a de Polignac number, because 30001111084529 - 236 = 29932391607793 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30001111084523) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 141531029 + ... + 141742845.

It is an arithmetic number, because the mean of its divisors is an integer number (2052430104165).

Almost surely, 230001111084529 is an apocalyptic number.

It is an amenable number.

30001111084529 is a deficient number, since it is larger than the sum of its proper divisors (2837770582111).

30001111084529 is a wasteful number, since it uses less digits than its factorization.

30001111084529 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 390500.

The product of its (nonzero) digits is 8640, while the sum is 35.

The spelling of 30001111084529 in words is "thirty trillion, one billion, one hundred eleven million, eighty-four thousand, five hundred twenty-nine".

Divisors: 1 13 61 793 178609 211817 2321917 2753621 10895149 12920837 141636937 167970881 37832422553 491821493189 2307777775733 30001111084529