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148147679900 = 225211229588121
BaseRepresentation
bin1000100111111001001…
…0100011001010011100
3112011101122222220101102
42021332102203022130
54411401301224100
6152020314532232
713463144334053
oct2117622431234
9464348886342
10148147679900
11579135596a0
1224866437078
1310c7c8a0c6c
14725577939a
153cc118dcd5
hex227e4a329c

148147679900 has 72 divisors (see below), whose sum is σ = 352238028240. Its totient is φ = 53636544000.

The previous prime is 148147679891. The next prime is 148147679903. The reversal of 148147679900 is 9976741841.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (148147679903) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 42161 + ... + 545960.

Almost surely, 2148147679900 is an apocalyptic number.

148147679900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 148147679900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (176119014120).

148147679900 is an abundant number, since it is smaller than the sum of its proper divisors (204090348340).

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

148147679900 is a wasteful number, since it uses less digits than its factorization.

148147679900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 588375 (or 588368 counting only the distinct ones).

The product of its (nonzero) digits is 3048192, while the sum is 56.

The spelling of 148147679900 in words is "one hundred forty-eight billion, one hundred forty-seven million, six hundred seventy-nine thousand, nine hundred".

Divisors: 1 2 4 5 10 11 20 22 25 44 50 55 100 110 220 229 275 458 550 916 1100 1145 2290 2519 4580 5038 5725 10076 11450 12595 22900 25190 50380 62975 125950 251900 588121 1176242 2352484 2940605 5881210 6469331 11762420 12938662 14703025 25877324 29406050 32346655 58812100 64693310 129386620 134679709 161733275 269359418 323466550 538718836 646933100 673398545 1346797090 1481476799 2693594180 2962953598 3366992725 5925907196 6733985450 7407383995 13467970900 14814767990 29629535980 37036919975 74073839950 148147679900