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5090457631 = 72594328031
BaseRepresentation
bin1001011110110101…
…00011100000011111
3111010202121001002211
410233122203200133
540411124121011
62201042101251
7240101114230
oct45732434037
914122531084
105090457631
112182481186
12ba094a827
13631810c0c
143640cb087
151ebd73b21
hex12f6a381f

5090457631 has 8 divisors (see below), whose sum is σ = 5818097664. Its totient is φ = 4362925560.

The previous prime is 5090457607. The next prime is 5090457643. The reversal of 5090457631 is 1367540905.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5090457631 - 215 = 5090424863 is a prime.

It is a super-2 number, since 2×50904576312 = 51825517786012264322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5090457601) 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, 167586 + ... + 195616.

It is an arithmetic number, because the mean of its divisors is an integer number (727262208).

Almost surely, 25090457631 is an apocalyptic number.

5090457631 is a deficient number, since it is larger than the sum of its proper divisors (727640033).

5090457631 is a wasteful number, since it uses less digits than its factorization.

5090457631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53981.

The product of its (nonzero) digits is 113400, while the sum is 40.

The square root of 5090457631 is about 71347.4430585988. The cubic root of 5090457631 is about 1720.2264023906.

The spelling of 5090457631 in words is "five billion, ninety million, four hundred fifty-seven thousand, six hundred thirty-one".

Divisors: 1 7 25943 28031 181601 196217 727208233 5090457631