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47620142241 = 3723971101537
BaseRepresentation
bin101100010110011000…
…011011010010100001
311112220201200212111220
4230112120123102201
51240011224022431
633513144525253
73304033346640
oct542630332241
9145821625456
1047620142241
1119217368761
12928ba80829
13464b9b7179
14243a635357
15138a99bb96
hexb1661b4a1

47620142241 has 32 divisors (see below), whose sum is σ = 75797710848. Its totient is φ = 26001338880.

The previous prime is 47620142237. The next prime is 47620142261. The reversal of 47620142241 is 14224102674.

It is not a de Polignac number, because 47620142241 - 22 = 47620142237 is a prime.

It is not an unprimeable number, because it can be changed into a prime (47620142221) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 418225 + ... + 519761.

It is an arithmetic number, because the mean of its divisors is an integer number (2368678464).

Almost surely, 247620142241 is an apocalyptic number.

It is an amenable number.

47620142241 is a deficient number, since it is larger than the sum of its proper divisors (28177568607).

47620142241 is a wasteful number, since it uses less digits than its factorization.

47620142241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102541.

The product of its (nonzero) digits is 21504, while the sum is 33.

The spelling of 47620142241 in words is "forty-seven billion, six hundred twenty million, one hundred forty-two thousand, two hundred forty-one".

Divisors: 1 3 7 21 23 69 161 483 971 2913 6797 20391 22333 66999 101537 156331 304611 468993 710759 2132277 2335351 7006053 16347457 49042371 98592427 295777281 690146989 2070440967 2267625821 6802877463 15873380747 47620142241