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93857070101 = 4091381166169
BaseRepresentation
bin101011101101001010…
…0010011110000010101
322222021001122011121112
41113122110103300111
53014204402220401
6111041202424405
76531602634614
oct1273224236025
9288231564545
1093857070101
1136893961a33
1216234662105
138b09c4bb92
14478528787b
152694cbc3bb
hex15da513c15

93857070101 has 8 divisors (see below), whose sum is σ = 94155245400. Its totient is φ = 93559230720.

The previous prime is 93857070077. The next prime is 93857070161. The reversal of 93857070101 is 10107075839.

It can be written as a sum of positive squares in 4 ways, for example, as 38466976900 + 55390093201 = 196130^2 + 235351^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-93857070101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (93857070161) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 481745 + ... + 647913.

It is an arithmetic number, because the mean of its divisors is an integer number (11769405675).

Almost surely, 293857070101 is an apocalyptic number.

It is an amenable number.

93857070101 is a deficient number, since it is larger than the sum of its proper divisors (298175299).

93857070101 is a wasteful number, since it uses less digits than its factorization.

93857070101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167959.

The product of its (nonzero) digits is 52920, while the sum is 41.

The spelling of 93857070101 in words is "ninety-three billion, eight hundred fifty-seven million, seventy thousand, one hundred one".

Divisors: 1 409 1381 166169 564829 67963121 229479389 93857070101