Search a number
-
+
142554311013 = 3297322445963
BaseRepresentation
bin1000010011000011100…
…1100010100101100101
3111121221212002022201210
42010300321202211211
54313422400423023
6145253305342033
713204425436122
oct2046071424545
9447855068653
10142554311013
1155503212884
1223765197919
131059ab28b2a
146c84979749
153a950c9593
hex2130e62965

142554311013 has 16 divisors (see below), whose sum is σ = 199320160320. Its totient is φ = 90502118784.

The previous prime is 142554310981. The next prime is 142554311023. The reversal of 142554311013 is 310113455241.

It is not a de Polignac number, because 142554311013 - 25 = 142554310981 is a prime.

It is a super-2 number, since 2×1425543110132 (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142554311023) 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, 11216631 + ... + 11229332.

It is an arithmetic number, because the mean of its divisors is an integer number (12457510020).

Almost surely, 2142554311013 is an apocalyptic number.

It is an amenable number.

142554311013 is a deficient number, since it is larger than the sum of its proper divisors (56765849307).

142554311013 is a wasteful number, since it uses less digits than its factorization.

142554311013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22446068.

The product of its (nonzero) digits is 7200, while the sum is 30.

Adding to 142554311013 its reverse (310113455241), we get a palindrome (452667766254).

The spelling of 142554311013 in words is "one hundred forty-two billion, five hundred fifty-four million, three hundred eleven thousand, thirteen".

Divisors: 1 3 29 73 87 219 2117 6351 22445963 67337889 650932927 1638555299 1952798781 4915665897 47518103671 142554311013