Search a number
-
+
153131520101 = 782872639789
BaseRepresentation
bin1000111010011101011…
…0011001000001100101
3112122020222222012212112
42032213112121001211
510002103132120401
6154203031530405
714030512305320
oct2164726310145
9478228865775
10153131520101
1159a4082959a
1225817529a05
1311595292331
1475a96317b7
153eb39a23bb
hex23a7599065

153131520101 has 8 divisors (see below), whose sum is σ = 175028636160. Its totient is φ = 131239700208.

The previous prime is 153131520029. The next prime is 153131520131. The reversal of 153131520101 is 101025131351.

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 153131520101 - 222 = 153127325797 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (153131520131) 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, 1261886 + ... + 1377903.

It is an arithmetic number, because the mean of its divisors is an integer number (21878579520).

Almost surely, 2153131520101 is an apocalyptic number.

It is an amenable number.

153131520101 is a deficient number, since it is larger than the sum of its proper divisors (21897116059).

153131520101 is an equidigital number, since it uses as much as digits as its factorization.

153131520101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2648083.

The product of its (nonzero) digits is 450, while the sum is 23.

Adding to 153131520101 its reverse (101025131351), we get a palindrome (254156651452).

The spelling of 153131520101 in words is "one hundred fifty-three billion, one hundred thirty-one million, five hundred twenty thousand, one hundred one".

Divisors: 1 7 8287 58009 2639789 18478523 21875931443 153131520101