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148025267660 = 225471163135403
BaseRepresentation
bin1000100111011011111…
…1100101010111001100
3112011002010122201100202
42021312333211113030
54411123432031120
6152000223113032
713460130005054
oct2116677452714
9464063581322
10148025267660
115786044a556
1224831442778
1310c6041109a
1472433d2564
153cb555d875
hex2276fe55cc

148025267660 has 48 divisors (see below), whose sum is σ = 317742276096. Its totient is φ = 57900061632.

The previous prime is 148025267657. The next prime is 148025267671. The reversal of 148025267660 is 66762520841.

It is a super-2 number, since 2×1480252676602 (a number of 23 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1025519 + ... + 1160921.

It is an arithmetic number, because the mean of its divisors is an integer number (6619630752).

Almost surely, 2148025267660 is an apocalyptic number.

148025267660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

148025267660 is an abundant number, since it is smaller than the sum of its proper divisors (169717008436).

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

148025267660 is a wasteful number, since it uses less digits than its factorization.

148025267660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136622 (or 136620 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 47.

The spelling of 148025267660 in words is "one hundred forty-eight billion, twenty-five million, two hundred sixty-seven thousand, six hundred sixty".

Divisors: 1 2 4 5 10 20 47 94 188 235 470 940 1163 2326 4652 5815 11630 23260 54661 109322 135403 218644 270806 273305 541612 546610 677015 1093220 1354030 2708060 6363941 12727882 25455764 31819705 63639410 127278820 157473689 314947378 629894756 787368445 1574736890 3149473780 7401263383 14802526766 29605053532 37006316915 74012633830 148025267660