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3215245001 = 13937796121
BaseRepresentation
bin1011111110100100…
…1011111011001001
322022002001100222012
42333221023323021
523041100320001
61251013505305
7142451063063
oct27751137311
98262040865
103215245001
1113aaa16181
12758942235
133c3178847
14227036733
1513c4102bb
hexbfa4bec9

3215245001 has 8 divisors (see below), whose sum is σ = 3239762400. Its totient is φ = 3190747680.

The previous prime is 3215244971. The next prime is 3215245021. The reversal of 3215245001 is 1005425123.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3215245001 - 222 = 3211050697 is a prime.

It is a super-3 number, since 3×32152450013 (a number of 29 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3215245021) 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, 522221 + ... + 528341.

It is an arithmetic number, because the mean of its divisors is an integer number (404970300).

Almost surely, 23215245001 is an apocalyptic number.

It is an amenable number.

3215245001 is a deficient number, since it is larger than the sum of its proper divisors (24517399).

3215245001 is a wasteful number, since it uses less digits than its factorization.

3215245001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10039.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 3215245001 is about 56703.1304338658. The cubic root of 3215245001 is about 1475.9490207506.

The spelling of 3215245001 in words is "three billion, two hundred fifteen million, two hundred forty-five thousand, one".

Divisors: 1 139 3779 6121 525281 850819 23131259 3215245001