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49219493001 = 37212716715787
BaseRepresentation
bin101101110101101101…
…011101110010001001
311201001012011022022020
4231311231131302021
51301300142234001
634340000315053
73361463534100
oct556555356211
9151035138266
1049219493001
1119968136648
129657612a89
134845153573
14254cbdb037
1514310bd736
hexb75b5dc89

49219493001 has 48 divisors (see below), whose sum is σ = 77407174656. Its totient is φ = 27735117984.

The previous prime is 49219492969. The next prime is 49219493021. The reversal of 49219493001 is 10039491294.

It is not a de Polignac number, because 49219493001 - 25 = 49219492969 is a prime.

It is not an unprimeable number, because it can be changed into a prime (49219493021) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3109830 + ... + 3125616.

It is an arithmetic number, because the mean of its divisors is an integer number (1612649472).

Almost surely, 249219493001 is an apocalyptic number.

It is an amenable number.

49219493001 is a deficient number, since it is larger than the sum of its proper divisors (28187681655).

49219493001 is a wasteful number, since it uses less digits than its factorization.

49219493001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16098 (or 16091 counting only the distinct ones).

The product of its (nonzero) digits is 69984, while the sum is 42.

The spelling of 49219493001 in words is "forty-nine billion, two hundred nineteen million, four hundred ninety-three thousand, one".

Divisors: 1 3 7 21 49 127 147 167 381 501 889 1169 2667 3507 6223 8183 15787 18669 21209 24549 47361 63627 110509 148463 331527 445389 773563 1039241 2004949 2320689 2636429 3117723 6014847 7909287 14034643 18455003 42103929 55365009 98242501 129185021 294727503 334826483 387555063 1004479449 2343785381 7031356143 16406497667 49219493001