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148130631768 = 2337881729951
BaseRepresentation
bin1000100111110101000…
…1100001000001011000
3112011100110220202202010
42021331101201001120
54411332420204033
6152014505305520
713462546411050
oct2117521410130
9464313822663
10148130631768
1157904975129
12248607952a0
1310c791b2302
1472533bc560
153cbe922863
hex227d461058

148130631768 has 32 divisors (see below), whose sum is σ = 423230376960. Its totient is φ = 42323037600.

The previous prime is 148130631767. The next prime is 148130631823. The reversal of 148130631768 is 867136031841.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (148130631767) 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, 440864808 + ... + 440865143.

It is an arithmetic number, because the mean of its divisors is an integer number (13225949280).

Almost surely, 2148130631768 is an apocalyptic number.

It is an amenable number.

148130631768 is an abundant number, since it is smaller than the sum of its proper divisors (275099745192).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

148130631768 is a wasteful number, since it uses less digits than its factorization.

148130631768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 881729967 (or 881729963 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 48.

The spelling of 148130631768 in words is "one hundred forty-eight billion, one hundred thirty million, six hundred thirty-one thousand, seven hundred sixty-eight".

Divisors: 1 2 3 4 6 7 8 12 14 21 24 28 42 56 84 168 881729951 1763459902 2645189853 3526919804 5290379706 6172109657 7053839608 10580759412 12344219314 18516328971 21161518824 24688438628 37032657942 49376877256 74065315884 148130631768