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501376200372 = 223213927116677
BaseRepresentation
bin1110100101111000101…
…10011010111010110100
31202221010202202221020200
413102330112122322310
531203304301402442
61022155024000500
751136366246335
oct7227426327264
91687122687220
10501376200372
111836a5881183
1281205a60130
13383832b5818
141a3a3cdc28c
15d09687634c
hex74bc59aeb4

501376200372 has 18 divisors (see below), whose sum is σ = 1267367617698. Its totient is φ = 167125400112.

The previous prime is 501376200307. The next prime is 501376200401. The reversal of 501376200372 is 273002673105.

501376200372 is a `hidden beast` number, since 5 + 0 + 13 + 76 + 200 + 372 = 666.

It can be written as a sum of positive squares in only one way, i.e., 501213025296 + 163175076 = 707964^2 + 12774^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 13927116677 = 501376200372 / (5 + 0 + 1 + 3 + 7 + 6 + 2 + 0 + 0 + 3 + 7 + 2).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6963558303 + ... + 6963558374.

Almost surely, 2501376200372 is an apocalyptic number.

It is an amenable number.

501376200372 is an abundant number, since it is smaller than the sum of its proper divisors (765991417326).

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

501376200372 is a wasteful number, since it uses less digits than its factorization.

501376200372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13927116687 (or 13927116682 counting only the distinct ones).

The product of its (nonzero) digits is 52920, while the sum is 36.

Adding to 501376200372 its reverse (273002673105), we get a palindrome (774378873477).

The spelling of 501376200372 in words is "five hundred one billion, three hundred seventy-six million, two hundred thousand, three hundred seventy-two".

Divisors: 1 2 3 4 6 9 12 18 36 13927116677 27854233354 41781350031 55708466708 83562700062 125344050093 167125400124 250688100186 501376200372