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248990130176 = 21330394303
BaseRepresentation
bin1110011111100011110…
…1111110000000000000
3212210200112212011011012
43213320331332000000
513034412433131201
6310215014340052
723663131120604
oct3477075760000
9783615764135
10248990130176
119666148a097
124030a35a628
131a630aa7498
14c0a0655504
1567243385bb
hex39f8f7e000

248990130176 has 28 divisors (see below), whose sum is σ = 497949882432. Its totient is φ = 124495060992.

The previous prime is 248990130157. The next prime is 248990130203. The reversal of 248990130176 is 671031099842.

248990130176 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2489901301762 (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15188960 + ... + 15205343.

Almost surely, 2248990130176 is an apocalyptic number.

It is an amenable number.

248990130176 is a deficient number, since it is larger than the sum of its proper divisors (248959752256).

248990130176 is an frugal number, since it uses more digits than its factorization.

248990130176 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30394329 (or 30394305 counting only the distinct ones).

The product of its (nonzero) digits is 653184, while the sum is 50.

The spelling of 248990130176 in words is "two hundred forty-eight billion, nine hundred ninety million, one hundred thirty thousand, one hundred seventy-six".

Divisors: 1 2 4 8 16 32 64 128 256 512 1024 2048 4096 8192 30394303 60788606 121577212 243154424 486308848 972617696 1945235392 3890470784 7780941568 15561883136 31123766272 62247532544 124495065088 248990130176