Search a number
-
+
30069753392 = 2472922734073
BaseRepresentation
bin11100000000010011…
…000000011000110000
32212121121112202001002
4130000103000120300
5443040324102032
621451443101132
72113104454340
oct340023003060
985547482032
1030069753392
1111830656868
1259b23717a8
132ab29785b3
141653804d20
15baed06862
hex7004c0630

30069753392 has 80 divisors (see below), whose sum is σ = 68926213440. Its totient is φ = 12434128896.

The previous prime is 30069753367. The next prime is 30069753403. The reversal of 30069753392 is 29335796003.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7380668 + ... + 7384740.

It is an arithmetic number, because the mean of its divisors is an integer number (861577668).

Almost surely, 230069753392 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 30069753392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34463106720).

30069753392 is an abundant number, since it is smaller than the sum of its proper divisors (38856460048).

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

30069753392 is a wasteful number, since it uses less digits than its factorization.

30069753392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6390 (or 6384 counting only the distinct ones).

The product of its (nonzero) digits is 918540, while the sum is 47.

The spelling of 30069753392 in words is "thirty billion, sixty-nine million, seven hundred fifty-three thousand, three hundred ninety-two".

Divisors: 1 2 4 7 8 14 16 28 29 56 58 112 116 203 232 406 464 812 1624 2273 3248 4073 4546 8146 9092 15911 16292 18184 28511 31822 32584 36368 57022 63644 65168 65917 114044 118117 127288 131834 228088 236234 254576 263668 456176 461419 472468 527336 826819 922838 944936 1054672 1653638 1845676 1889872 3307276 3691352 6614552 7382704 9257929 13229104 18515858 37031716 64805503 74063432 129611006 148126864 259222012 268479941 518444024 536959882 1036888048 1073919764 1879359587 2147839528 3758719174 4295679056 7517438348 15034876696 30069753392