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145882772924 = 2275210099033
BaseRepresentation
bin1000011111011101001…
…0100111010110111100
3111221112211011201002212
42013313102213112330
54342231442213144
6151003450035552
713353053052530
oct2076722472674
9457484151085
10145882772924
1156961027549
1224333a18bb8
13109ab595015
1470bca43bc0
153bdc40049e
hex21f74a75bc

145882772924 has 12 divisors (see below), whose sum is σ = 291765545904. Its totient is φ = 62521188384.

The previous prime is 145882772921. The next prime is 145882772927. The reversal of 145882772924 is 429277288541.

It is an interprime number because it is at equal distance from previous prime (145882772921) and next prime (145882772927).

145882772924 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145882772921) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2605049489 + ... + 2605049544.

It is an arithmetic number, because the mean of its divisors is an integer number (24313795492).

Almost surely, 2145882772924 is an apocalyptic number.

145882772924 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

145882772924 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

145882772924 is a wasteful number, since it uses less digits than its factorization.

145882772924 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5210099044 (or 5210099042 counting only the distinct ones).

The product of its digits is 18063360, while the sum is 59.

The spelling of 145882772924 in words is "one hundred forty-five billion, eight hundred eighty-two million, seven hundred seventy-two thousand, nine hundred twenty-four".

Divisors: 1 2 4 7 14 28 5210099033 10420198066 20840396132 36470693231 72941386462 145882772924