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30132530836 = 22157115141687
BaseRepresentation
bin11100000100000010…
…011110111010010100
32212202222200011111121
4130010002132322110
5443202411441321
621502004413324
72114466200062
oct340402367224
985688604447
1030132530836
1111863034451
125a0b3a7244
132ac2988805
14165bca7032
15bb55a7441
hex70409ee94

30132530836 has 24 divisors (see below), whose sum is σ = 53115181056. Its totient is φ = 14956936800.

The previous prime is 30132530797. The next prime is 30132530837. The reversal of 30132530836 is 63803523103.

It is a super-4 number, since 4×301325308364 (a number of 43 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30132530837) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 701985 + ... + 743671.

It is an arithmetic number, because the mean of its divisors is an integer number (2213132544).

Almost surely, 230132530836 is an apocalyptic number.

It is an amenable number.

30132530836 is a deficient number, since it is larger than the sum of its proper divisors (22982650220).

30132530836 is a wasteful number, since it uses less digits than its factorization.

30132530836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42999 (or 42997 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 34.

The spelling of 30132530836 in words is "thirty billion, one hundred thirty-two million, five hundred thirty thousand, eight hundred thirty-six".

Divisors: 1 2 4 157 314 628 1151 2302 4604 41687 83374 166748 180707 361414 722828 6544859 13089718 26179436 47981737 95963474 191926948 7533132709 15066265418 30132530836