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48630161439 = 32191276473461
BaseRepresentation
bin101101010010100101…
…010110000000011111
311122112010020011101100
4231102211112000133
51244043310131224
634201305044143
73341046360216
oct552245260037
9148463204340
1048630161439
1119695505072
129512186653
134780021872
1424d483007d
1513e94abac9
hexb5295601f

48630161439 has 48 divisors (see below), whose sum is σ = 74659553280. Its totient is φ = 30416057280.

The previous prime is 48630161429. The next prime is 48630161449. The reversal of 48630161439 is 93416103684.

48630161439 is a `hidden beast` number, since 4 + 8 + 630 + 1 + 6 + 1 + 4 + 3 + 9 = 666.

It is an interprime number because it is at equal distance from previous prime (48630161429) and next prime (48630161449).

It is not a de Polignac number, because 48630161439 - 29 = 48630160927 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 48630161394 and 48630161403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48630161429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 14049169 + ... + 14052629.

It is an arithmetic number, because the mean of its divisors is an integer number (1555407360).

Almost surely, 248630161439 is an apocalyptic number.

48630161439 is a deficient number, since it is larger than the sum of its proper divisors (26029391841).

48630161439 is a wasteful number, since it uses less digits than its factorization.

48630161439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4260 (or 4257 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 45.

The spelling of 48630161439 in words is "forty-eight billion, six hundred thirty million, one hundred sixty-one thousand, four hundred thirty-nine".

Divisors: 1 3 9 19 57 127 171 381 647 1143 1941 2413 3461 5823 7239 10383 12293 21717 31149 36879 65759 82169 110637 197277 246507 439547 591831 739521 1318641 1561211 2239267 3955923 4683633 6717801 8351393 14050899 20153403 25054179 42546073 75162537 127638219 284386909 382914657 853160727 2559482181 5403351271 16210053813 48630161439