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47640204152 = 2323283914891
BaseRepresentation
bin101100010111100100…
…111101001101111000
311112222010110010021122
4230113210331031320
51240031343013102
633515142524412
73304366024322
oct542744751570
9145863403248
1047640204152
1119227720552
129296736708
134652bbc818
14243d178612
15138c6110a2
hexb1793d378

47640204152 has 32 divisors (see below), whose sum is σ = 93538558080. Its totient is φ = 22703910240.

The previous prime is 47640204127. The next prime is 47640204163. The reversal of 47640204152 is 25140204674.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 405374 + ... + 509517.

It is an arithmetic number, because the mean of its divisors is an integer number (2923079940).

Almost surely, 247640204152 is an apocalyptic number.

It is an amenable number.

47640204152 is a deficient number, since it is larger than the sum of its proper divisors (45898353928).

47640204152 is a wasteful number, since it uses less digits than its factorization.

47640204152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 915203 (or 915199 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 35.

The spelling of 47640204152 in words is "forty-seven billion, six hundred forty million, two hundred four thousand, one hundred fifty-two".

Divisors: 1 2 4 8 23 46 92 184 283 566 1132 2264 6509 13018 26036 52072 914891 1829782 3659564 7319128 21042493 42084986 84169972 168339944 258914153 517828306 1035656612 2071313224 5955025519 11910051038 23820102076 47640204152