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97801005 = 356520067
BaseRepresentation
bin1011101010001…
…01001100101101
320211000210202110
411311011030231
5200014113010
613412114233
72265203061
oct565051455
9224023673
1097801005
115022a385
1228905979
1317353923
14cdbbaa1
1588bd120
hex5d4532d

97801005 has 8 divisors (see below), whose sum is σ = 156481632. Its totient is φ = 52160528.

The previous prime is 97801003. The next prime is 97801007. The reversal of 97801005 is 50010879.

It is an interprime number because it is at equal distance from previous prime (97801003) and next prime (97801007).

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 97801005 - 21 = 97801003 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97801003) 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, 3260019 + ... + 3260048.

It is an arithmetic number, because the mean of its divisors is an integer number (19560204).

Almost surely, 297801005 is an apocalyptic number.

It is an amenable number.

97801005 is a deficient number, since it is larger than the sum of its proper divisors (58680627).

97801005 is a wasteful number, since it uses less digits than its factorization.

97801005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6520075.

The product of its (nonzero) digits is 2520, while the sum is 30.

The square root of 97801005 is about 9889.4390639712. The cubic root of 97801005 is about 460.7313586435.

The spelling of 97801005 in words is "ninety-seven million, eight hundred one thousand, five".

Divisors: 1 3 5 15 6520067 19560201 32600335 97801005