Search a number
-
+
158571430144 = 2831103193993
BaseRepresentation
bin1001001110101110011…
…0000000000100000000
3120011022010010021120021
42103223212000010000
510044223241231034
6200502520023224
714312355626341
oct2235346000400
9504263107507
10158571430144
1161282490516
1226895301b14
1311c512c710a
147963cc60c8
1541d13526b4
hex24eb980100

158571430144 has 72 divisors (see below), whose sum is σ = 329907748352. Its totient is φ = 75982786560.

The previous prime is 158571430123. The next prime is 158571430163. The reversal of 158571430144 is 441034175851.

It is a self number, because there is not a number n which added to its sum of digits gives 158571430144.

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, 720412 + ... + 914404.

Almost surely, 2158571430144 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 158571430144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (164953874176).

158571430144 is an abundant number, since it is smaller than the sum of its proper divisors (171336318208).

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

158571430144 is a wasteful number, since it uses less digits than its factorization.

158571430144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194143 (or 194129 counting only the distinct ones).

The product of its (nonzero) digits is 268800, while the sum is 43.

The spelling of 158571430144 in words is "one hundred fifty-eight billion, five hundred seventy-one million, four hundred thirty thousand, one hundred forty-four".

Divisors: 1 2 4 8 16 31 32 62 64 103 124 128 206 248 256 412 496 824 992 1648 1984 3193 3296 3968 6386 6592 7936 12772 13184 25544 26368 51088 102176 193993 204352 387986 408704 775972 817408 1551944 3103888 6013783 6207776 12027566 12415552 19981279 24055132 24831104 39962558 48110264 49662208 79925116 96220528 159850232 192441056 319700464 384882112 619419649 639400928 769764224 1238839298 1278801856 1539528448 2477678596 2557603712 4955357192 5115207424 9910714384 19821428768 39642857536 79285715072 158571430144