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30898093524 = 2232574841127
BaseRepresentation
bin11100110001101010…
…110111110111010100
32221202100012210002020
4130301222313313110
51001234402443044
622105553213140
72142453314214
oct346152676724
987670183066
1030898093524
1112116193a91
125ba38611b0
132bb5471a9c
1416d182a244
15c0c8caa19
hex731ab7dd4

30898093524 has 12 divisors (see below), whose sum is σ = 72095551584. Its totient is φ = 10299364504.

The previous prime is 30898093489. The next prime is 30898093553. The reversal of 30898093524 is 42539089803.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1287420552 + ... + 1287420575.

It is an arithmetic number, because the mean of its divisors is an integer number (6007962632).

Almost surely, 230898093524 is an apocalyptic number.

It is an amenable number.

30898093524 is an abundant number, since it is smaller than the sum of its proper divisors (41197458060).

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

30898093524 is a wasteful number, since it uses less digits than its factorization.

30898093524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2574841134 (or 2574841132 counting only the distinct ones).

The product of its (nonzero) digits is 1866240, while the sum is 51.

The spelling of 30898093524 in words is "thirty billion, eight hundred ninety-eight million, ninety-three thousand, five hundred twenty-four".

Divisors: 1 2 3 4 6 12 2574841127 5149682254 7724523381 10299364508 15449046762 30898093524