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48077972830 = 2539471218089
BaseRepresentation
bin101100110001101010…
…111010010101011110
311121002122012002000101
4230301222322111132
51241430430112310
634030421451314
73321263011666
oct546152722536
9147078162011
1048077972830
1119431842648
129399270b3a
1346c27c6144
1424813711a6
1513b5c8543a
hexb31aba55e

48077972830 has 16 divisors (see below), whose sum is σ = 86562347760. Its totient is φ = 19226300992.

The previous prime is 48077972809. The next prime is 48077972849. The reversal of 48077972830 is 3827977084.

It is a super-3 number, since 3×480779728303 (a number of 33 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

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, 569575 + ... + 648514.

It is an arithmetic number, because the mean of its divisors is an integer number (5410146735).

Almost surely, 248077972830 is an apocalyptic number.

48077972830 is a deficient number, since it is larger than the sum of its proper divisors (38484374930).

48077972830 is a wasteful number, since it uses less digits than its factorization.

48077972830 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1222043.

The product of its (nonzero) digits is 4741632, while the sum is 55.

The spelling of 48077972830 in words is "forty-eight billion, seventy-seven million, nine hundred seventy-two thousand, eight hundred thirty".

Divisors: 1 2 5 10 3947 7894 19735 39470 1218089 2436178 6090445 12180890 4807797283 9615594566 24038986415 48077972830