Search a number
-
+
55102351001 = 2983107213949
BaseRepresentation
bin110011010100010110…
…110010011010011001
312021020011210110100212
4303110112302122121
51400322200213001
641151430340505
73660326153435
oct632426623231
9167204713325
1055102351001
1121406927965
12a8197ba735
135271b86229
14294a2359c5
1516777b77bb
hexcd45b2699

55102351001 has 16 divisors (see below), whose sum is σ = 58228632000. Its totient is φ = 52069808448.

The previous prime is 55102350997. The next prime is 55102351019. The reversal of 55102351001 is 10015320155.

It is a happy number.

55102351001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 55102351001 - 22 = 55102350997 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55102351201) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 150575 + ... + 364523.

It is an arithmetic number, because the mean of its divisors is an integer number (3639289500).

Almost surely, 255102351001 is an apocalyptic number.

It is an amenable number.

55102351001 is a deficient number, since it is larger than the sum of its proper divisors (3126280999).

55102351001 is a wasteful number, since it uses less digits than its factorization.

55102351001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214168.

The product of its (nonzero) digits is 750, while the sum is 23.

Adding to 55102351001 its reverse (10015320155), we get a palindrome (65117671156).

The spelling of 55102351001 in words is "fifty-five billion, one hundred two million, three hundred fifty-one thousand, one".

Divisors: 1 29 83 107 2407 3103 8881 213949 257549 6204521 17757767 22892543 514975243 663883747 1900081069 55102351001