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47915199242 = 236765279563
BaseRepresentation
bin101100100111111101…
…111110101100001010
311120200021220022121222
4230213331332230022
51241112242333432
634002325002042
73314245321301
oct544775765412
9146607808558
1047915199242
1119358976419
129352853322
134697b74101
1424678bd438
1513a6831112
hexb27f7eb0a

47915199242 has 8 divisors (see below), whose sum is σ = 72068638656. Its totient is φ = 23892319692.

The previous prime is 47915199217. The next prime is 47915199253. The reversal of 47915199242 is 24299151974.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32639048 + ... + 32640515.

It is an arithmetic number, because the mean of its divisors is an integer number (9008579832).

Almost surely, 247915199242 is an apocalyptic number.

47915199242 is a deficient number, since it is larger than the sum of its proper divisors (24153439414).

47915199242 is a wasteful number, since it uses less digits than its factorization.

47915199242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65279932.

The product of its digits is 1632960, while the sum is 53.

The spelling of 47915199242 in words is "forty-seven billion, nine hundred fifteen million, one hundred ninety-nine thousand, two hundred forty-two".

Divisors: 1 2 367 734 65279563 130559126 23957599621 47915199242