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3970236960 = 2532519312151
BaseRepresentation
bin1110110010100101…
…0000001000100000
3101020200200221020100
43230221100020200
531112340040320
61453543542400
7200246312604
oct35451201040
911220627210
103970236960
111758105878
1292975aa00
134b3700551
14299407504
15183846790
hexeca50220

3970236960 has 432 divisors, whose sum is σ = 14833990080. Its totient is φ = 964224000.

The previous prime is 3970236953. The next prime is 3970236989. The reversal of 3970236960 is 696320793.

It is a super-3 number, since 3×39702369603 (a number of 30 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 26292885 + ... + 26293035.

It is an arithmetic number, because the mean of its divisors is an integer number (34337940).

Almost surely, 23970236960 is an apocalyptic number.

3970236960 is a gapful number since it is divisible by the number (30) 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 3970236960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7416995040).

3970236960 is an abundant number, since it is smaller than the sum of its proper divisors (10863753120).

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

3970236960 is a wasteful number, since it uses less digits than its factorization.

3970236960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253 (or 211 counting only the distinct ones).

The product of its (nonzero) digits is 367416, while the sum is 45.

The square root of 3970236960 is about 63009.8163780851. The cubic root of 3970236960 is about 1583.4540895035.

The spelling of 3970236960 in words is "three billion, nine hundred seventy million, two hundred thirty-six thousand, nine hundred sixty".