Search a number
-
+
93997890101 = 1723240403811
BaseRepresentation
bin101011110001010110…
…1011111101000110101
322222121212121120100002
41113202231133220311
53020001424440401
6111103153001045
76535232611553
oct1274255375065
9288555546302
1093997890101
11369563a40a5
1216273853185
138b3018551b
144799c62bd3
1526a2336a6b
hex15e2b5fa35

93997890101 has 8 divisors (see below), whose sum is σ = 103854446784. Its totient is φ = 84622141120.

The previous prime is 93997890083. The next prime is 93997890121. The reversal of 93997890101 is 10109879939.

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

It is a cyclic number.

It is not a de Polignac number, because 93997890101 - 222 = 93993695797 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 (93997890121) 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, 120201515 + ... + 120202296.

It is an arithmetic number, because the mean of its divisors is an integer number (12981805848).

Almost surely, 293997890101 is an apocalyptic number.

It is an amenable number.

93997890101 is a deficient number, since it is larger than the sum of its proper divisors (9856556683).

93997890101 is a wasteful number, since it uses less digits than its factorization.

93997890101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240403851.

The product of its (nonzero) digits is 1102248, while the sum is 56.

The spelling of 93997890101 in words is "ninety-three billion, nine hundred ninety-seven million, eight hundred ninety thousand, one hundred one".

Divisors: 1 17 23 391 240403811 4086864787 5529287653 93997890101