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100023007 = 719772533
BaseRepresentation
bin1011111011000…
…11101011011111
320222012200202211
411331203223133
5201101214012
613531501251
72323116160
oct575435337
9228180684
10100023007
1151507847
12295b7827
1317951116
14d3d9767
158bab6a7
hex5f63adf

100023007 has 8 divisors (see below), whose sum is σ = 114893856. Its totient is φ = 85297632.

The previous prime is 100022977. The next prime is 100023013. The reversal of 100023007 is 700320001.

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

It is not a de Polignac number, because 100023007 - 215 = 99990239 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100023017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34888 + ... + 37645.

It is an arithmetic number, because the mean of its divisors is an integer number (14361732).

Almost surely, 2100023007 is an apocalyptic number.

100023007 is a deficient number, since it is larger than the sum of its proper divisors (14870849).

100023007 is an equidigital number, since it uses as much as digits as its factorization.

100023007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72737.

The product of its (nonzero) digits is 42, while the sum is 13.

The square root of 100023007 is about 10001.1502838424. The cubic root of 100023007 is about 464.1944769765.

Adding to 100023007 its reverse (700320001), we get a palindrome (800343008).

The spelling of 100023007 in words is "one hundred million, twenty-three thousand, seven".

Divisors: 1 7 197 1379 72533 507731 14289001 100023007